Best power bank card size for 2019

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If you looking for power bank card size then you are right place. We are searching for the best power bank card size on the market and analyze these products to provide you the best choice.

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Omars Battery Pack Power Bank 10000mAh USB C Battery Bank Slimline Portable Charger with Dual USB Output Compatible with iPhone Xs/XR/XS Max/X, iPad, Galaxy S9 / Note 9, Huawei Mate 20 Pro Omars Battery Pack Power Bank 10000mAh USB C Battery Bank Slimline Portable Charger with Dual USB Output Compatible with iPhone Xs/XR/XS Max/X, iPad, Galaxy S9 / Note 9, Huawei Mate 20 Pro
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Super Slim Portable Charger, HAME P60 Ultra-Slim 8000mah External Battery Credit Card Mini Pocket Power Bank with 5V2.1A Universal USB Outlet Compatible iPhone, Samsung, LG, Google Pixel, Android Super Slim Portable Charger, HAME P60 Ultra-Slim 8000mah External Battery Credit Card Mini Pocket Power Bank with 5V2.1A Universal USB Outlet Compatible iPhone, Samsung, LG, Google Pixel, Android
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ELECTRICAL CANNED !!!!! power bank Eltin-J18 for iPhone & Galaxy super slim design new safe li-polymer battery capacity:2500mAh case material:ABS+Acrylic mirror, micro usb cable, box packaging (black) ELECTRICAL CANNED !!!!! power bank Eltin-J18 for iPhone & Galaxy super slim design new safe li-polymer battery capacity:2500mAh case material:ABS+Acrylic mirror, micro usb cable, box packaging (black)
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Attom Tech 2500mAh Power Bank Mini,Back-up Phone Battery Pack Ultra Slim,Pocket Size Thin External Phone Battery Pack Emergency Phone Power Built-in Charging Cable for Android Micro USB and Apple(WHT) Attom Tech 2500mAh Power Bank Mini,Back-up Phone Battery Pack Ultra Slim,Pocket Size Thin External Phone Battery Pack Emergency Phone Power Built-in Charging Cable for Android Micro USB and Apple(WHT)
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Ultra-Slim Ultra-Portable Ultra-Safe 2500mAh Wallet Pocket Power Card Power Bank, ONE-for-ALL External MINI Battery for Most Smart Phone and Digital Devices(White with Lightning Adapter) Ultra-Slim Ultra-Portable Ultra-Safe 2500mAh Wallet Pocket Power Card Power Bank, ONE-for-ALL External MINI Battery for Most Smart Phone and Digital Devices(White with Lightning Adapter)
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Antssist 10000mAh Credit Card Size mini Power Bank for iPhone X, iPhone 8, iPhone 7, iPad, Samsung Galaxy S8, Note 8, Smart Phones, Tablets and More (Black) Antssist 10000mAh Credit Card Size mini Power Bank for iPhone X, iPhone 8, iPhone 7, iPad, Samsung Galaxy S8, Note 8, Smart Phones, Tablets and More (Black)
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ePGes Ultra-Slim Rechargeable Power Bank Portable Fast Charger of About Credit-Card Size 5V 1A 2500mAh. Polymer Battery Charger with Type-C Adapter ePGes Ultra-Slim Rechargeable Power Bank Portable Fast Charger of About Credit-Card Size 5V 1A 2500mAh. Polymer Battery Charger with Type-C Adapter
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oisle Portable Charger Mini Power Bank PowerCore 2200mAh Wireless External Backup Battery Pack High-Speed Ultra Thin Charging Compatible with iPhone 5(s)/6(s)/7(p)/8(p)/X -Black oisle Portable Charger Mini Power Bank PowerCore 2200mAh Wireless External Backup Battery Pack High-Speed Ultra Thin Charging Compatible with iPhone 5(s)/6(s)/7(p)/8(p)/X -Black
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TYLT Slim Boost External Battery Pack (Lightning iPhone Charger, Black) Super Slim Portable Charger for Apple iPhones, Rechargeable Smartphone Power Pack with Integrated Lightning Cable Connector TYLT Slim Boost External Battery Pack (Lightning iPhone Charger, Black) Super Slim Portable Charger for Apple iPhones, Rechargeable Smartphone Power Pack with Integrated Lightning Cable Connector
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Power Bank 20000mAh,(Thinnest Aluminum)(Ultra High Capacity) BONAI External Battery Pack,4 USB Output Ports(4.8A) Portable Charger,High-Speed Charging for iPhone XS Max 8 7 Plus Samsung S9 S8 - Sliver Power Bank 20000mAh,(Thinnest Aluminum)(Ultra High Capacity) BONAI External Battery Pack,4 USB Output Ports(4.8A) Portable Charger,High-Speed Charging for iPhone XS Max 8 7 Plus Samsung S9 S8 - Sliver
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Reviews

1. Omars Battery Pack Power Bank 10000mAh USB C Battery Bank Slimline Portable Charger with Dual USB Output Compatible with iPhone Xs/XR/XS Max/X, iPad, Galaxy S9 / Note 9, Huawei Mate 20 Pro

Feature

Slimline & Compact: Possibly the thinnest 10000 mAh power bank on the market(1.35cm thin). Perfect for travelling and working remotely. Its ergonomic design makes it comfortable to hold in hand. Charges tablets, phones, smartwatches, Bluetooth earphones and more. The LED power indicator easily shows the status of battery level and charging status
Reliable Power Solution: A substantial 10000mAh power capacity and 3-port design can charge most smartphones & tablets. It can charge your iPhone X 2.4 times, Samsung Galaxy S9 2.2 times. Compatible with iPhone X/8/8Plus, iPad/iPad Pro/iPad mini, Samsung Galaxy S9/Note 8, Sony Xperia Series, Huawei Mate 10/Mate 9/P10/P9, and more
Intelligent Charging Technology:The USB-C port comes with built in(5V/3A) Bi-Directional charging technology(5V/3A), support USB-C charging protocol(not Power Delivery), It takes less than 5 hours to recharge Omars SlimPack 10000mAh. The USB-A port built-in intelligent identification technology, compatible with USB BC 1.2Apple 1A/2.1A/2.4A and Android charging protocol
Slim fitting & Anti Slip : The Omars SlimPack 10000mAh compressed into only 1.35cm. A twill texture protective case ensures that our battery bank carefully grips your phone, with no chance of marking or abrasion
Quality Assurance & Certified Safe :Our Li-Polymer batteries adhere to the highest safety and quality standards. Comes with built-in NTC that provides multi-protections to ensure complete safety for you and your devices.(overcharge protection, undercharge protection, short-circuit protection, over-temperature protection). Because we believe in this product, it comes with a 12-month warranty. If you have any questions, please contact our professional and responsive Omars customer service team

Description


Specification
Battery Type: Li-Polymer battery
Capacity: 10000mAh @ 3.7V (37Wh)
Micro USB Input : DC 5V/2A
USB-C Input : DC 5V/3A
USB-A Output ( x2)DC5V/2.4A
USB-C Output: DC 5V/3.0A
Total Output: 15W
Size:145*68.5*13.5mm
(5.70*2.69*0.53inch)
Weight: 207g

2. Super Slim Portable Charger, HAME P60 Ultra-Slim 8000mah External Battery Credit Card Mini Pocket Power Bank with 5V2.1A Universal USB Outlet Compatible iPhone, Samsung, LG, Google Pixel, Android

Feature

ULTRA-SLIM POWER CARD, Elegant slim and ergonomic design which only 0.44inch thickness 5.6oz 0.35lb, P60 is one of the slimmest 8000mah portable charger.
FREEING FEELING OF NOTHING, P60 power bank was painted with rubber oil on the surface that keeps you feeling covered and secure during your using, super soft lies flat against your skin.
FLAT BACK DESIGN, Fits perfectly onto the back of your cell phone for easy charging while the smartphone is in use, easy to carry and charge on the go.
OPTIMAL BATTERY PERFORMANCE, Ultra- safe external battery with FCC, CE, RoHS certificated and UL2054, UL60950 test report, premium batteries for longer lasting performance, and 12-months warranty.
WORKS WITH ALL SMARTPHONE, Universal 5V2.1A USB outlet work with any smartphone with a USB charging cable, that charge a iPhone 8 7 6 for 3.5 times, iPhone plus for 2 times, and high speed Ic delivers the fastest possible charge to your Mobile phone or USB device.

Description

HAME P60 Ultra-Slim, Ultra-Portable and Ultra-Safe 8000mAh Wallet Pocket Power Card Power Bank, Universal USB Outlet External MINI Battery for Most Smart Phone and Digital Devices.

Ultra-slim: Similar Poker size with only 0.44 inch thickness
Ultra-Portable: One-to-Go and One-for-All design, Build-In micro USB cable
Ultra-Safe: HAME P60 has CE, FCC,RoHS Certificated, UL2054 &UL60950 test report, and battery has protections to avoid over-charge, over-discharge, over-voltage, over-current,over-power,over-temperature and short-circuit.

Specifications:
Capacity: 8000mAh x 3.7V = 29.6Wh
Battery type: polymer battery cell
Input: DC 5V 2A
Output: DC 5V 2.1A (max)
Size: 4.9 x 2.6 x 0.44 in. / 126.5 x 68.3 x 12 mm
Weight: 5.6 oz / 160 g

What is Included:
1 x Hame Powerbank P60
1 x Micro USB Charging Cable (15 cm)
1 x User Manual
(Note: AC charger not included.)

Features:
1. The powerbank was designed with a naked sensation for ultimate freedom during your using , super soft lies flat against your skin
2. One for All Design, one USB outlet for most smart phone and digital devices which max. 5V2.1A
3. Special technology intelligently identifies your device to deliver its fastest possible charging and high conversion rate.

3. ELECTRICAL CANNED !!!!! power bank Eltin-J18 for iPhone & Galaxy super slim design new safe li-polymer battery capacity:2500mAh case material:ABS+Acrylic mirror, micro usb cable, box packaging (black)

Feature

SUPER SLIM CREDIT CARD SIZE

Description

power bank Eltin-J18 for iPhone & Galaxy SUPER SLIM design new safe A grade li-polymer battery certications:CE,ROHS,FCC,MSDS capacity:2500mAh case material:ABS+Acrylic mirror one year warranty powerbank micro usb cable white box packaging

4. Attom Tech 2500mAh Power Bank Mini,Back-up Phone Battery Pack Ultra Slim,Pocket Size Thin External Phone Battery Pack Emergency Phone Power Built-in Charging Cable for Android Micro USB and Apple(WHT)

Feature

[Thin but Powerful, Card Size and Light Weight] - 0.25" x 3.8" x 2.5", Only 0.15 lbs. Perfect for every day use. Take it with you for one extra battery charge for most phones.
[Dual Built-in Charging Cables, Apple Lightning and Micro USB] - No need to take the charging cables for android and Apple devices as they are already inside the power bank.
[Ultra Safety] - Intelligent Control Circuit which protects your devices from over-charging, over-current, over-voltage, short circuit and more, ensures your safe and stable charging. This device is also certificated by FCC, CE, CCC, Rohs.
[Charging Capacity] - iPhone6/7/8 1.1 times, iPhone Plus 0.8 times, Samsung S8 0.7 times (adapter buy separately). It's a perfect backup power for your daily phone use.
[Warranty] - 1 Year Attom Tech Warranty. 100% MONEY BACK GUARANTEE

Description

Attom Tech only offers products with best quality and user experiences.

Specifications:
-Output: DC5V-1A
-Capacity: 2500mAh
-USB port: 1 Micro USB
-LED Lights: Red & Blue color
-Case Material: Plastic Lethered

Package Includes:
1 x Smart Power Bank
1 x Lightening Adapter (inside the power bank)
1 x USB to Micro USB charging cable

5. Ultra-Slim Ultra-Portable Ultra-Safe 2500mAh Wallet Pocket Power Card Power Bank, ONE-for-ALL External MINI Battery for Most Smart Phone and Digital Devices(White with Lightning Adapter)

Feature

Ultra-slim: Similar Poker size with only 1/4 inch (6mm) thickness
Ultra-Portable: One-to-Go and One-for-All design, Build-In micro USB cable, and iPhone 5/6 Adapter
Ultra-Safe: NO Risk of ON FIRE nor EXPLOSION; Smart Control Tech, no Short-Crcuit, Over-Charge nor Over-Current for BOTH your devices and battery
Important Call Saver: NO power off, NO open your phone, NO stop, just Plug in and Continue
FCC-Vertificated, CE-Vertificated, RoHS-Vertificated, CCC-Vertificated, One year Warranty.

Description

KOLUMB ONE-to-GO, ONE-for-ALL Wallet/Pocket Power Card. Just a quarter inch thick and super light.


Features:
* Built-In micro USB charge cable with Apple 9-pin lightning connector and newest USB Type-C connector makes it compatible with almost all smart devices. Both the charge cable and connector are neatly tucked away, ready to use.

* Similar size to a credit card makes it super compact, thin and pocket/wallet friendly.

* Smart Control Technology provides auto power on-off, charging and discharging with intelligent protection of short-circuit, over-charge and over-current.

* 2500mAh capacity capable of charging 100% to most middle sized phones such as the iPhone 5/5s. For those 'bigger' and 'more than bigger' phones, this wallet power bank can save you from middle of nowhere to reach some where ENOUGH to fulfill the gap for your daily use..

Compatibility:
Apple: iPhone 5/5s/5c/6/6plus
Android: Samsung Galaxy S5/S4/S3; Note series, LG G3, Huawei, ZTC and others with micro USB input
Other Devices: Most smart devices with micro USB input, such as Blue Tooth Devices: head set, ear phone, mobile speaker etc; MP3/4; Camera Battery Charger, etc.

Specification:
Input: DC5V-1A ~3.5 hours fully charged; DC5V-2A ~2 hours fully charged
Output: DC5V-1A
Capacity: 2500mAh
USB port: 1 Micro USB
LED Lights: Red & Green color

Package Includes:
1 x Smart Power Card
1 x Lightening adapter (inset in the side under the blue line, see listing pictures for detail)
1 x USB to Micro USB recharge line
ONE YEAR WARRANTY ensures this is going to be a unit you can rely on day after day. Please message us on AMAZON if you experience a problem.

6. Antssist 10000mAh Credit Card Size mini Power Bank for iPhone X, iPhone 8, iPhone 7, iPad, Samsung Galaxy S8, Note 8, Smart Phones, Tablets and More (Black)

Feature

Ultra-portable and powerful: One of the smallest and lightest 10000mAh portable charger. Provides almost three-and-a-half iPhone X charges or two-and-a-half Galaxy S8 charges.
High-speed-Charging Technology Built-in smart IC, intelligent High-speed charging for iPhone and android phone. It automatically detects your device to deliver fastest possible charging.
Two USB outputs provide simultaneous charging for two devices
Scratch resistant rubber coating, feels soft and avoids scratch.
4 LED indicators displaying battery percentage and charging status; A grade Li-ion battery cells

Description

Antssist 10000mAh Card Size mini Power Bank The Compact High-Capacity Portable Charger Ultra-Compact Size Credit card size 10000mAh,the smallest pocket size beyond your imagination. It can charge an iPhone X 3.5 times or a Galaxy s8 2.5 times or an iPad mini 1.5 times. High-speed-Charging Technology Built-in smart IC, intelligent High-speed charging for iPhone and android phone. It automatically detects your device to deliver fastest possible charging. It does not support Qualcomm Quick Charge Protection Function Surge protection, Short circuit prevention, Over current protection Unrivaled Quality Designed and built using only high-quality chips and hardware. 1 Year Manufacture Warranty. Notes: Please use the original Apple charging cable (not included) to charge Apple products. AC adapter not included. What's in the Box 1 Antssist 10000mAh Card Size mini Power Bank 1 Micro USB cable 1 User manual Rated input: DC 5V, 2A Rated output: DC 5V, 2.1A & 2.1A total Max 2.4A Charging time: 6-7 Hours,. Recharge Cycles: charge to 100% up to 500 times. Dimension: 88.9X63X22mm (3.5X2.48X0.87in) Net weight: 180g (6.35oz)

7. ePGes Ultra-Slim Rechargeable Power Bank Portable Fast Charger of About Credit-Card Size 5V 1A 2500mAh. Polymer Battery Charger with Type-C Adapter

Feature

*** Do NOT fit wallet (note dimensions below) *** Type-C is supported *** iPhone is NOT supported currently. You CAN charge iPhone with one of our auxiliary CABLES (https://www.amazon.com/dp/B07L8J8SZS or https://www.amazon.com/dp/B07L8JGWYT) *** RECHARGEABLE *** [email protected]: https://www.facebook.com/ep.ges.5 *** ePGes Biz-Page: http://bit.ly/2izbMRW *** SUPPORT: [email protected] ***
This power-bank with its ADAPTER allows to charge: Android devices (built-in micro-USB) and Type-C devices (type-C adapter). Carry the adapter with you INSIDE the power-bank's body for your comfort. You CAN charge Apple iPhone with one of our auxiliary CABLES (https://www.amazon.com/dp/B07L8J8SZS or https://www.amazon.com/dp/B07L8JGWYT)
Enjoy this RECHARGEABLE device's TINY DIMENSIONS (3.8x2.4x0.3in or 96x62x6.6mm) and its HIGH PORTABILITY to re-charge your mobile devices wherever you are and whenever you need. This is non-disturbing product which may be always with you (in your bag or pocket) to assist you in any power- or light- emergency situations.
LED Indicator: RED and FLASHING when power bank is charged itself; BLUE light - the power bank is well charged; RED - power bank's charge is low and it needs to be recharged itself again. Intelligent internal micro-Controller and High Transfer Efficiency provide FAST CHARGING, OVER-CURRENT protection, SHORT-CIRCUIT PROTECTION and AUTO POWER ON/OFF ( power bank SENSES connection/disconnection of the device to its cable and starts/stops charging automatically)
Power Efficiency of > 80% makes this prodcut more ENERGY-EFFICIENT. This charger is designed to stand more than 500 FULL RECHARGE CYCLES so that you will enjoy its benefits longer.

Description

Disclamer: iPhone is NOT supported currently. You CAN charge iPhone with one of our auxiliary CABLES:
https://www.amazon.com/dp/B07L8J8SZS
https://www.amazon.com/dp/B07L8JGWYT)

Features:
Dimensions: 3.8*2.4*0.3 inches (96*62*6.6 millimeters)
Weight: 2.3 ounces (66 gramm)
Capacity: 2500(mAh)
Outputs:5V/1A

Inputs: 5V/1A
Battery Type: Polymer

Package includes:
1x Slim Power-Bank
1x Charging USB cable
1x Type-C adapter



Recommended ePGes Power Banks:
https://www.amazon.com/dp/B077XD9VWN
https://www.amazon.com/dp/B0777PCLNT
https://www.amazon.com/dp/B076JC96HD
https://www.amazon.com/dp/B0777KPXGT
https://www.amazon.com/dp/B076JBH3ZS

Recommended ePGes Solar Chargers:
https://www.amazon.com/dp/B076HK6Y7S
https://www.amazon.com/dp/B076HNFKLN

8. oisle Portable Charger Mini Power Bank PowerCore 2200mAh Wireless External Backup Battery Pack High-Speed Ultra Thin Charging Compatible with iPhone 5(s)/6(s)/7(p)/8(p)/X -Black

Feature

Ultra-Thin & Super Light - Only 0.28inch Thickness, 51g Weight. The new design Power Bank make you almost no feeling in charging.
OISLE's Design of Power Bank - We always develop the new conception & useful power banks. Compatible with iPhone X/8(P)/7(P)/ 6(P) / 6s /5s /5.
No Cable needed in Charging - More convenient than before, no need cable to connect Power bank and Iphone. No need to buy additional Micro USB cables. You can use your existing lightning cables to charge the battery case and your iPhone simultaneously.
Quicker Charge Smart & LED Battery Level Indicator- Press to start normal charge, holding 3 seconds to start QUICKER charge.
Quality Assurance- We have CE, FCC, RoHS certificated, and the UL certificated still in processing to promise the good quality and protect the safe using. 100% customer satisfaction, 40 days money back with One Year warranty.

Description

Design Concept: : Generally, people just need to fully charge their phones once in a day. OISLE's design conception is to find a perfect balance between practicability and exquisiteness, and with the best quality. TOP FEATURES: - Li-Polymer Battery - LED Battery Level Indicator - Universal Apple Compatibility - Easy to Use PARAMETER: -Input: DC 5V/1-2A -Output: DC 5V/1A MAX -Capacity: 2200mAh -Weight:51g -Size:2.28 x 3.15 x 0.3in -Certificate: GB4943.1 & GB5296.2 & GB/T18287-2000 CE, FCC & RoHS -Charging mode : slow/quick (press function button for 3sec to switch) NOTE: The capacity is 2200 mAh. Dear supporters, please think it through before purchasing, the portability is inversely proportional to the capacity, and it's not available to get them simultaneously. We will do as perfect as possible. USB charging cable is not included, you can use your iPhone lightening cable to charge it. Compatible with: iPhone 7, iPhone 6/ 6S, iPhone 5/5S. INSTRUCTIONS: -Automatically charge with slow charge mode(default mode) -Press ON/OFF button 3 seconds to start QUICKER charge BOX CONTENT: -1 x backup battery -1 x iPhone 6 6S Battery Case -1 x iPhone 7 Battery Case -1 x User Manual OISLE Manufacturer Warranty: OISLE offers a 1-year manufacturer limited warranty that will protect you against all defects in material and workmanship. 1, Please do not bend the lightning port of the Mini Power Bank. It is very easy to bend. Please take care of it. 2, Generally speaking, the Mini Power Bank can not used in the iPhone case's thickness > 1mm. Only fit for the cell phone case < 1mm. 3, Please insert & pull the Mini Power Bank in Horizontal line with iPhone.

9. TYLT Slim Boost External Battery Pack (Lightning iPhone Charger, Black) Super Slim Portable Charger for Apple iPhones, Rechargeable Smartphone Power Pack with Integrated Lightning Cable Connector

Feature

SLIM, LIGHTWEIGHT POWER FOR YOUR IPHONE: This small credit card sized backup power supply can easily fit in your wallet. It weighs only 1.4 ounces, and can keep your Apple iPhone or any other lightning-based device charged on the go. Don't get weighed down by heavy power banks or frustrating cords, go slim.
INTEGRATED LIGHTNING CHARGING ARM: Save time and frustration by never having to worry about carrying around a charging cord again. The integrated lightning charging cord folds into the Slim Boost's body to keep this backup charger slim and portable for travel or the daily commute.
SLIM BOOST HAS YOUR BACK: Use our rechargeable 1300mAh backup battery pack again and again. This external phone charger is designed to be thin and portable, and it can provide up to one half of a full charge for that crucial moment when you need an energy boost the most, especially in an emergency when your phone just has to work.
COMES WITH 1 FT CHARGING CORD: The 1 foot Micro-USB to USB cord comes included with the Slim Boost for easy recharging. The Micro-USB charging cord allows for fast recharging while you're on the go.
TYLT POWERS LIFE'S ADVENTURES: Our goal is to connect to you and your devices. Our focus is innovation in the mobile world. TYLT was established in 2011 simply to provide high quality design in easy to use devices, while delivering exceptional value to our customers. We are so confident in the quality of our devices that we back everything with a one year warranty.

Description

TYLT has developed a product that is always pushing the boundaries. We are inclined to innovate, and are always looking at new ways to help you to form a connection between you and your devices. Since 2011 our goal has been focused on the mobile world and to provide high quality designs, in easy to use devices, with exceptional value to our customers.
The TYLT Slim Boost Portable Power Pack has a rechargeable 1300 mAh internal battery that provides up to one-half of a phone charge. The convenient, built-in charging arm eliminates the need to carry around any extra cables that just simply get in the way. The SLIM BOOST is available with a built-in Micro-USB, or Lightning connector and it includes a white Micro-USB charging cable (1ft) for recharging the power bank. It outputs 1A for charging.
We are so confident in the quality of our devices that we back everything with a one year warranty. TYLT warrants, for one year, this product shall be free of defects in design, assembly, material, or workmanship. TYLT will repair or replace, at its option, any defective product free of charge (except for shipping charges for the product).

10. Power Bank 20000mAh,(Thinnest Aluminum)(Ultra High Capacity) BONAI External Battery Pack,4 USB Output Ports(4.8A) Portable Charger,High-Speed Charging for iPhone XS Max 8 7 Plus Samsung S9 S8 - Sliver

Feature

Fast Charging: 5V/4.0A Two Ports Input, 5V/4.8A Four USB Ports Output. This Portable Charger allows simultaneous 2 ports input and 4 ports output for families and friends at the same time
Polymer Battery: Larger capacity and smaller size. Exquisite and portable, handheld size but High capacity. 20000mAh Portable Charger for Phones: Charge your iPhone 7 about 8 times, iPhone 7 plus over 5 times, iPhone 6s up to 9 times, a Galaxy S7 up to 5 times, or an iPad Mini more than 3 times with a massive 20000mAh capacity. Please be fully charged for the first time
Special Color: Compact and slim, aluminum alloy shell with excellent touch. Built-in Li-polymer ensures definitely safe, metal body prevents from dust, knocking, dropping and more. The most popular colors are suitable for your own using or as a gift for your families and friends. Four USB outputs are very compatible with families and friends as the same time
Advance safety functions: Our backup battery charger is designed to protect your device. The smart circuitry ensures protection against overcharging, short-circuiting, voltage instabilities, and even over discharging
100% customer satisfaction, 30 days worry-free money back with One Year limited warranty. If you have any questions, please feel free to contact us directly.

Description

Bonai Backup External Battery Charger - Always support your life.

Portable handheld size and high capacity: 20000mAh Polymer Power Bank more stable and more easy to take.
Four USB Port 4.8mAh Output, you can freely charge of your iPhone iPad iPod Samsung Galaxy HTC and more devices at the same time now.

Intelligent Safety Protection - More safety
Supports over-charged, over-discharged, over-voltage, over-current and short circuit protection. Automatic shutdown if a short circuit or overload output occurred while unit is charging.

Widely Used
1) You can use the micro cable input or your own the other cable input, use your original cable or a third-party certified cable one to output
2) Can charge Most popular smart phones, such as: smart phones compatible with Samsung, Google, HTC, Huawei, Nokia, LG etc
3) Can charge Most popular tablet, such as. iPad, Kindle, Samsung Tab, Google Nexus 7 and so on

Warranty
All products from Bonai provide 30 days money back and ONE year limited warranty.

Charge the power bank:
Use the micro cable (2.0A) and your own cable (1.5A) USB port to connect with your own 5V/2A wall/car adapter.
One micro cable with 5V/2A adapter: 10~12 hours to full charge
One cable with 5V/2A adapter: 13~15 hours to full charge
One micro and type c cable with 2*5V/2A adapter: 6~8 hours to full charge
Four LED Indicators on means the power bank has been full charged, then the four LED indicators will turn off in 10 seconds.

"Please charge and restart the power bank while it is under lock status or in shortcut protection by incorrect operation."
Lock Status means that can't turn on the power with any cable, then put it away for some days, then charge the power bank again to restart.

Conclusion

By our suggestions above, we hope that you can found the best power bank card size for you. Please don't forget to share your experience by comment in this post. Thank you!