1Pair Electric Scooter Bike Throttle Speed Adjustment Handle with Key Lock Display Handle Divides LCD Grip 24V 36V 48V 1Pair Electric Bike Bicycle Throttle Speed Adjustment Handle with Key Lock Display Handle Divides Fittings into 24V 36V 48V 1.electric lock link2.battery line3.throttle line all line connect to controller the same line is ok,…