Feature:
1.Designed for HUAWEI P9/P9 PLUS,Make your Phone special style.
2.Built-in high-capacity lithium-polymer battery,the double standby time for the phone.
3.Creative design,enjoy your Phone without removing the battery case.
4.High class material to protect your Phone,charging and protecting 2in1.
5.Integrated circuit design,effectively avoid short circuit or overtime charge even under extreme conditions of wrong operating.
6.With intelligent switch and precise power,to extend the built-in battery life.

Specifications:

P9 Battery Case

Output Voltage:5V
Output Current:1800mAh
Input Voltage:5V
Input Current:1800mAh
Battery:lithium-polymer battery
Charging time:5 Hours
Cycle life:More than 500 times
Capacity:3800mAh
Weight:115g
Dimensions:155*74.2*16.9MM

P9 PLUS Battery Case

Output Voltage:5V
Output Current:1800mAh
Input Voltage:5V
Input Current:1800mAh
Battery:lithium-polymer battery
Charging time:5 Hours
Cycle life:More than 500 times
Capacity:4000mAh
Weight:160g
Dimensions:162*78.8*17.3MM

Instructions:
1.Slide your phone lightly into the powercase,and make sure phone is well connected to micro USB 2.0 connector of the power case.
2.Press the ON/OFF switch to start or stop the charging,the charging signal will be showed on the phone screen.
3.Press the ON/OFF switch once to check the battery level.The lighting LED indicators willshow the battery percent as follows,1LED<25%  2LED<50%  3LED<75% 4LED=<100%