... available - Li-ion battery pack - 1800mAh - 7.4V Verifone VX670/VX680 POS machine battery Specifiactions: Cell103450 x 2Capacity1800mAhInternal resistance<300mΩCycle ... .Varieties of models ranging from 8000, 8010, 8020, 8040,VX670/VX680,8400 etc2.High energy denstiy, enerty volume density is up ... Celsius to +60 degree Celsius8.Fast charge characteristics Verifone VX670/VX680 POS machine battery