1. 125.5*81.5*43.5mm 2. Sensor or sensorless 3. Standard functions available 4. ... sensor and sensorless motor24V6250W1,1:1PAS2,Cruise3,Learning itself4,Speed limit/unlimited5. EABS6,Regenerative braking7,Waterproof0.5kg118*67*38mm6M ... Cruise3,Learning itself4,Speed limit/unlimited5. EABS6,Regenerative braking7,3 speeds8,Waterproof1kg228*82*43mm 220v dc motor speed control for motorbicycle/ scooter ...