Battery Type:Fish Lithium-ion. Rated Voltage / capacity: 36V / 13Ah. W: 3.5KG/4.5KG. Case Material: ABS+Aluminium alloy. Batteries combinations:10-S, 6-P. Component:Li(NiCoMn)O2. Recommend to use:200W-750W. Discharge Standard current:10A-13A. Discharge Cut-off voltage:30V. Discharge cycle life:1000 times. Discharge method :Bottom discharge. Fuse:Installation position:Inside on the PCB. Fuse:Diameter(mm):5. Fuse:Length(mm):30.