Replaceablemobile phone battery BT50 1,Compatible brand:motorola 2,Battery type:Li-ion 3,Voltage:3.7V 4,Capacity:850mAh 5,Size:54.05x35.70x4.50mm 6,Cycle life:>500T 7,Guaranteen:12months 8,Working temperature:-10-+50 degree centigrade. 9,No obvious memory effect, it can charge power any time. 10,Double protective IC:Reset IC and mosfet with NTC PCB offer over-discharging,over-charging, over-current and short-circuit protection, more safeguard for using. 11,Gilded and flexible connecter, better conductive properties, not easy to rust. 12,Safety and stable:Hi-tech lithium-ion battery, undergoes drop test,smash test and acupuncture test to ensure no fire and explosion in breaking. 13,A grade li-ion battery cell, high energy environmental protection battery, durable energy conservation, long standby time and long talking time. 14, compatible battery model: 77751 , 77863 , BA250 , BQ50 , BT-50 , CFNN1037 , CFNN1039 , SNN5659A , SNN5743A , SNN5766A , SNN5766B , SNN5771 , SNN5771A , SNN5804A 15,Fit Machine Model: MOTOROLA: A1200A732A810C118C193C975C980E1000E1070EM28EM330 IschiaKRZR K1mKRZR K3MingMotosurf A3100ROKR E2V1100V177V190V191V235V323V325V360V360iV360vV361V975V980VE538W181W205W208W218W220W230W231W270W355W375W388W395W396W510W755ZN300 Because of exchange rate uncertainties, the above product FOB prices to transaction bank exchange rates, so all the prices have to be eventually confirm after our confirmation. For more information about our products, please contact us! We warmly welcome OEM orders according to your requirements! We ensure prompt delivery high quality and reasonable price! Welcome to contact us, Welcome to visit our factories, Welcome to browse our website!