1. Suitable for Xiaomi electric scooter thumb throttle. Please select the corresponding model according to your scooter. 2. Sensitive throttle with soft-touch start for easy operation 3. Convenient installation/removal and secure fixation 4. Plastic material provides a comfortable grip, a hand-friendly design, and strong elasticity 5. Main material: ABS eco-friendly material 6. Input voltage: 5V 7. Output voltage: 0.8- 4.2V 8. Cable length: 150mm 9. Cable diameter: 3.5mm 10. Pressing force: 7.0N