... polymer battery 2.With black and red wire 3.battery pack 2P 3.7V 2200MAH Lithium polymer battery1.Specification:Model No.: ... voltage protection3.0VOver input voltage protection4.2VIC electrical loss 3.0V/3uACycle times300timesCharging Temperature0°C to 45°CDischarging ... ion battery,lithium battery,li-polymer battery,lithium battery pack,ultra-thin battery,shaped battery,triangle shape battery,irregular ...