20kmAh high capacity mobile charger external battery power bank.
2. Super compatibility, compatible with more than 99% mobile phones, tablet PCs .
3. 4 USB ports, you can charge phone, pad or other small electronics devices.simultaneously .
4. LED light, press the switch twice, the LED will light up, works perfectly in darkness, especially for emergency .
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1x 20kmAh Portable power bank.

Please make your power bank be fully charged for the first time,it may take 10-12 hours.
2、All power bank capacity has a certain charge conversion rate, which may be smaller than the actual capacity.
3、If the charging speed is very slow, please change the data line, and the voltage of each country will also affect the charging speed. 
4、Our customer service work is from Monday to Friday, holidays we can not reply to the rest of the message immediately, but we will be at work in the first time to reply to your message, please do not worry (please contact us as far as possible on weekdays).
5、 The delivery time of each country's post office is different, the arrival time may be delayed, please be sure to wait patiently 
6、Our product capacity is large, if the huge capacity (MAH) is printed on the power bank,it can not be allowed to transported by the aircraft,so our products are not printed capacity information, please understand 
7、We ensure that the product 100% is brand-new
We suggest you recharge it via wall charger at the beginning to make the power battery fully activated.