72V 81Ah E-Kart Boat Battery Model: TP-A889 76.8V 81Ah E-Kart Boat Battery Nominal Voltage: 76.8V Nominal Capacity: 81Ah Rated Energy: 6220Wh (6.22kWh) Maximum Charging Current: 40A Continuous Discharge Current: 160A Peak Discharge Current (30s): 220A Cell Configuration: 24S3P Protection Class: IP67 Reference Weight: About 60kg Dimensions (W×D×H): 683 ±1 × 423 ±1 × 230 ±1 mm Communication Interface: CAN / RS485 https://www.topakpowertech.com/marine-watercraft-power-battery/72v-81ah-e-kart-boat-battery