100% High quality OEM built-in high capacity battery for Nano 3rd.
Precision machining, 100% can work very well.
Comes with free opening tool.
Capacity:370mAh
Voltage:3.7V
Battery type: li-polymer

Package Includes:Battey X 1
Opening Tool X 2



Our battery specification is:
1. Made by A grade cell
2.Built in dual protection IC
3.Import insulating material,anti short circuit,anti over charger,anti over current,anti over load.
4.Support longer talk time






Welcome to your inquiry and trail order !