1. Thumb Throttle Accelerator Designed specifically for scooters and bikes Made of sturdy ABS for durability and performance Widened and thick thumbstick for a safer nonslip grip Waterproof design for reliable control in various weather conditions 2. Electronic Hall Sensor Equipped with an electronic Hall sensor Compatible with Hall DC drive motors 5V sensor voltage Ensures consistent performance as long as the parameters port type and voltage are the same 3. Easy and Safe to Use Thumb press features a raised stripe design Comfortable grip and easy acceleration Ergonomic design enhances control and safety during rides 4. Wide Compatibility Suitable for various scooter and ebike models Finger throttle booster for electric transportation Allows precise control over speed and acceleration Use scenarios Daily city commuting on scooters or bikes where weather can vary and reliable throttle control is needed Upgrading an older scooter or ebike to improve smooth acceleration and handling on hills Fleet or shared mobility use where consistent throttle response and control across devices are important