3.7v 855080 3800mah Lipo Battery Lithium Polymer Battery For Earphone Headset

Standard Charging: 0.5C

Rapid charge: 1.0C

0.5C CC(constant current)charge to 4.2V, 

then CV(constant voltage 4.2V)charge till 

charge current decline to ≤0.05C

Standard Charging: 3.0 hours(Ref.)

Rapid charge: 2 hours(Ref.)

2.45V~3.0V

-20°C~+60 °C

25°C

PDA, tablet PC, e-book, MID, mine lamp, bluetooth headset,MP3,MP4,MP5, power bank and so on.