... life time 12. Working temperature: -15 to 50 Mobile phone battery Quality: 1. Cells: A grade cells to make sure mobile phone ... prismatic lithium ion battery,lithium battery,li-polymer battery,lithium battery pack,ultra-thin battery,shaped battery,triangle shape battery,irregular shape battery,Mp4 battery,Gps battery,tablet PC battery,power tool battery,medical battery,e-bike battery ...