This Full Kit includes a 48V 400RPM 750W BLDC Geared motor and compatible E-bike controller designed to run motors up to 750 Watts. This kit has all necessary items to build your brand new bikes, scooters and tricycles and to save your efforts in looking out for all compatible products and you can get it in just one go at reasonable cost. This full fledge combination of motor and controller is Universal for bikes, scooters and tricycles. aggarwalev