SF501233RH15-3.7V wildly using in the small toy helicopter and airplane capacity: 130mAh rated voltage: 3.7V max charge voltage: 4.2V min discharge voltage: 3.0V continuous discharge current: 1.95A( 15C) burst discharge current: 3.25A( 25C) dimension: 7.2* 12.85* 39.0mm( max) weight: 3.98g