9v li-ion polymer battery, rechargeable type with high capacity Available for smoke alarm, microphone, toy controller,meter li-ion polymer , 9v Battery/Lithium 9V Battery/Rechargeable 9v battery/9v Li-ion batteryLithium-polymer cellCapacity: 580mAhVoltage: 7.8-9vSize: 26*15*43mm(L*W*H)Weight: 25gAvailable for:Electronic toy's remote controllerSmoking AlarmsWireless MicrophoneInstrument for ...