cell phone accessory for HERO 1. Compatible Models: HERO 2. Nominal Capacity:1400mah Nominal Voltage: 3.7V 3. Working Temp: (-10,+50) degree Centigrade 4. Grade A, Double IC, PCB offer over-discharging, over-charging, over-current and short-cricuit protection, more safegard for using 5. Gilded and flexible connecter, better conductive property, not easy to rust. 6. Safety and stable: High-tech lithium battery, undergoes drop test, smash test and acupuncture test to ensure no fire and explosion in breaking. 7.High capacity, long standby time, long talking time 8.QC: Before fixing, we check each PCB test it whether can get through and whether the IC is wroking. We can check cell the capacity whether can reach the capacity which the customer demand. After ficxing, we test each piece of the battery by synthesis instrument. Our factory produces all kinds of super quality and high capacity battery which are moving all over the world. Our strict QC system assures our batteries have good performance in talking time, standby time and lifetime. Make sure it works similar as original. We also can make batttery for Motorola, Samsung, Sony, LG, Blackberry and other models for Nokia. OEM accepted. Warmly welcome to contact us!