Specifications:
1.Output Voltage: 5V
2.Output Current: 500mAh
3.Capacity: 4200mAh
4.Input Voltage: 5V
5.Input Current: 400-500mAh
6.Cell type: Lithium-polymer battery
7.Cycle Life: 500 times
8.Operating Temperature: -10+45
9.Charging Time: 1.5h
10.Weight:120g
11.Dimension(mm): 19.5*163*83.6

Use
1. Slide your Samsung Galaxy Note3 into the power case and make sure Samsung Galaxy Note 3 is well connected to 30 pin dock connector on the power case.
2.ON/OFF switch, press the on/off switch for longer time (3-5second)to activate or stop the charging, see the Samsung Galaxy Note 3 screen to identify the charging signal.
3.Battery level, press on/off switch once to check how many juice left, see below indication
1 LED<25% 2 LED<50%
3 LED<75% 4 LED>100%

Charge & Sync
Charging/sync, simply plug in the USB
Turn micro USB to the micro USB
Female dock, connect the USB to a powered USB equipment or computer.

Before installing and using the product, please read the instructions thoroughly, and retain them for future reference.
4200m Portable External Power Pack Backup Battery Charger Case for Samsung Galaxy Note 3