mobile battery,mobile battery,mobile battery buy 50pcs get 1 pc for free now 1)Color: red 2)Standard Voltage: 3.7V 3)Guarantee time: 12 months 4)Normal capacity: 1200mah 5)Cell chemisty PCM: Li-ion battery 6)Working temp.: -10 - +50°C 7)Double IC and NTC PCB offer over discharging,over-charging,over-current and short-circuit protection. 8)Safety and stable: Hi-tech lithium-ion battery, undergoes drop test,smash test and acupuncture testto ensure no fire and explosion in breaking 9)Battery charging time: approx. 5 hours high quality,compactitive price , fast delivery