This versatile thumb throttle speed controller is designed for electric scooters and e-bikes, featuring a vertical finger throttle and horn switch button. Its ergonomic design ensures comfortable use, while the durable plastic construction performance. Ideal for both left and right handlebars, it provides precise speed control and easy access to the horn function. Features -Color:Black -Material:Plastic -Size:6.00X6.00X2.30cm/2.36X2.36X0.90in -Easy operation: the vertical finger throttle horn switch button speed controller allows for effortless operation, making it userfriendly for all riders. -Thumb throttle design: featuring a thumb throttle design, this controller ensures control, providing a comfortable and intuitive riding experience. -Universal handlebar compatibility: designed to be universally compatible with both left and right handlebars, this throttle is versatile and convenient for various vehicle types. -Durable plastic material: made from sturdy plastic, this throttle is durable and reliable, ensuring performance and resistance to wear and tear. -Multivehicle application: suitable for a wide range of vehicles, including electric scooters and , this throttle offers great flexibility and adaptability. Package list: 1pc x throttle knob