Features1Adopt single-chip microcomputer as the controller main control chip to control and protect the motor and battery of the electric vehicle, and improve the reliability and service life of the product. 2With protection functions such as under-voltage protection, over-current protection, stall protection, etc. 3Intelligent control, reliable protection of electric bicycle motor and battery. 4The thumb throttle grip has lock and electric quantity display function, convenient and practical. 5Wonderful accessory for electric bicycle.SpecificationItem Type: Electric Bicycle AccessoryMaterial: aluminium alloyColor: As picture shownWeight: Approx. 665gSize: Approx. 9.5x6.5cm/3.7x2.6inBrushed controller specification:Rated power: 1000WPackage List1 x Controller1 Pair xThumb Throttle grip2 x Key