... and 48V battery151000W1,1:1PAS2,Cruise3,Learning itself4,Speed limit/unlimited5. EABS6,Regenerative braking7,3 speeds8,Waterproof0.9kg189*82*43mm18M-3648-1Be ... ,1:1PAS2,Cruise3,Learning itself4,Speed limit/unlimited5. EABS6,Regenerative braking7,3 speeds8,Waterproof1kg228*82*43mm 220v dc motor speed control for motorbicycle/ scooter