mobile phone battery 1.Compatible model(s):n70 n72 2.Cell chemistry PCM:Li-ion battery3.Double protection IC with NTC offer over-discharging, over-current and short circuit protection, more safe-guard for using.4.Gilded and flexible connector,better conductive protertiey, not easy to rust.5.Safety and stable: Hi-tech lithiun battery,undergoes drop test,smash test and punchture test to ensure, no fire and explosion in breaking.6.Grade A Li-ion battery cell, high energy enviornmental protection,durable energy conservation,long standby time and long talking time.7.guarantee time:1 year8.working temp: -15 to 50.We can make most kinds of mobile phone batteries. For more details of our company and products pls feel free to contact us!Rated Voltage: 3.7V Rated capacity:1050mAh Overcharge protection voltage: 4.25V-4.35V; Over-discharge protection voltage: 2.5V-2.75V Discharge termination current: 16mA (0.02C) Standard charge current: 400mA (0.5C) Fast charge current: 1.5A (2C) Charge mode: constant current charge to 4.2V, to constant voltage charging