lithium polymer battery with 3.7v and 180mAh polymer lithium batterywith 3.7v,180mAhNominal capacity: 180mAh Voltage: 3.7V Dimension: 3.3 x 20 x 35mmHigh energy density Low self-discharge Chargeable up to 500 or 1,000 times Low internal resistance Widely applied in telecommunications and others 180mAh 3.7v lithium polymer battery for RC toy helicopter