1)Color:  Black
2)Standard Voltage: 3.7V
3)Guarantee time: 1  year
4)Normal capacity: 850mah
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-circuitprotection
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
10) we have half housing and full housing meet for different market