1.mobile phone batteryfor nokia li-ion 2Cell chemistry PCM: rechargeable li-ion battery 3. Normal capacity: 600mah 4. Standard voltage: 3.7v 5. Double protection IC for more safety using 6Gilded and flexible connector, better conductive property 7. Guarantee time: 1 year WARNINGS 1 Do not disassemble the battery 2 Do not short circuit the battery into fire or heat 3 Do not pressing it or dropping it from the high altitude 4 Keep the battery in a cool surrouding if it stands by 5 The batteryoperation time depond on conditions such as: *transmitting power lever *signal between the phone and the base station *network apremeters defind by the operator