Lithium Yttrium High Power Battery LiFePO4/LiFeYPO4 (12,8V/40Ah) - Original Winston Battery product WB-LP12V40AH (ThunderSky TS-LP12V40AH, Thunder-Sky TS-LP12V40AH)
capacity 40Ah - dimensions 225×125×208 mm - 8,4kg
charging end voltage: max. 14,4V
Cycle Life 10Jears, apr. 1000 Cycles in use between min. 12V und max. 14,4V