aftermarket motor brushed speed controller & throttle grip with . Providing steady and sensitive control of speed, working well on the right side of handlebar. Good grip, better and comfortable handling, non-. Easy installation, fit for 500W 36V brushed motor. Suitable for electric bicycles, electric tricycles, electric . Condition: Material: Aluminum alloy, Plastic Color: silver Brushed Controller Size: . 8.3 * 6.5 * 3.7cm/3.2 * 2.5 * 1.4in Voltage: 36V Under Voltage : 200.5V, Power: 500W Package Weight: . 400g Package Contents: 1 * Brushed Controller 1 * Throttle Grip Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.