Lead-acid battery Dimensions L x W x H: 250 x 97 x 206 mm Temperature range, discharge: -40...+50 °C Charging voltage: 13.74 V @ 20 °C Charging voltage per cell: 2.29 V @ 20 °C Weight: 12.7 kg Material: Lead/Electrolyte in Glass Fiber Wool Termination type: Screw Connector, M6 Capacity: 38 Ah Voltage: 12 V