A. This is a thumb throttle accelerator speed controller specifically designed for scooters. It is exquisitely designed, with dimensions of 45*35*28 mm and a weight of only 0.045 kg. It is lightweight and compact, not adding too much burden to the scooter and allowing you to easily take control. B. It has a wide range of applications and is suitable for various types of people. With it, you can precisely control the speed of the scooter and make flexible adjustments according to the actual situation during the ride. Whether you want to glide smoothly or sprint quickly, you can have your wish. C. Whether for daily commuting on city streets or outdoor leisure rides, this accessory can significantly enhance your riding experience. D. It is widely favored in regions such as Europe, South America, Southeast Asia, North America, Northeast Asia, and the Middle East, and is an ideal choice for scooter enthusiasts.