POWER BANK >> 4000mAh to 8000mAh >> M40 4200Mah Power Stone I Dual USB Power Bank

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M40 package 4000Mah Power Stone I Dual USB Power BankM40 package 4000Mah Power Stone I Dual USB Power Bank
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M40 4200Mah Power Stone I Dual USB Power Bank

 

4200Mah Dual USB Power Bank is a uniquely designed and engineered power bank giving you power when you need it. It is a remarkable product with high-output charging in a durable and compact size. Power Stone can charge any android phones, tablets and other USB devices. With the dual USB ports this universal power bank can charge 2 devices to full power at the same time.

Features:
 
* Over voltage, current, charging, short-circuit and thermal protection
Easy to use
* On/off button with LED power level indicator
* Compatible with most electronic USB devices
*  Durable design
 
 
Specifications:
 
* Capacity: 4200mAh (Li-polymer battery cell)
*  Seiko Chipset
*  Input: 5v/1A
* Output: 5V/2.1A max
* Dimensions: 3.86” x 2.36” x .67” (9.8 x 6 x 1.7 cm)
* Weight: 4.94 oz (140 g)
 * Color: Red/Blue/Green/Pink
 * Manual and USB charging cable provided

Compatibility: Android phones, and digital devices charged via USB port

 

 

Advanced Battery Technology
Hi-tech, A-grade thium polymer battery that can recycling for more than 500times. Built in overcharge, short circuit and temperature protection. No memory effect. Charge your device smartly.

 

Battery Status Indicator
To check the power level of the battery case, just push the button and the LEDs will indicate the status clearly.

 

Power On/Off
Auto power on/off, very low standby current.

 

Reliable Quality
We only use A-grade battery cells. We use Seiko chipset to manage the power. All product come from our ISO9001 certified factory. Every piece of product are through functioning test and burn-in test to ensure quality. We prepare spare parts for distributors to ensure customer satisfaction.

 

Good for all USB powered device
Tips for Samsung/HTC/LG/Nokia/Motorola/Blackberry are available in standard package. Micro USB and mini-USB tips are good for most of the mobile devices.

 

We are constantly investing in the latest technology in order to upgrade our workforce ability

and satisfy our customers' most demanding needs and expectations.

Our core values are high quality products, good services and reasonable prices.