... brake 3.Over voltage protection 4.Short circuit protection EBIKE controller: soft start, 1:1 pedal assistance, Cruise, fault indicate, ... :1.Size: Middle size.2,Voltage: 48V3,Rated power:450W.4,Maximum Power: 1000W. 5,Maximum Current:22A6,MOSFET: 9pipes.Function ... (protect life of battery)4,Cruising function (manually operation and automatic operation)5,Electronic soft-brake function (E-ABS optional)6 ...