Optimized Performance: Enhance the speed range of your 4/4 Lite/4 Ultra/3Llite electric scooter with this performance upgrade, providing a faster and more dynamic riding experience. Compatibility: Designed specifically for 4/4 Lite/4 Ultra/3Llite models, this accessory integrates seamlessly with your scooter's existing systems without affecting vehicle functionality. Durable and Reliable: Constructed from high-quality materials, this speed controller is built to endure regular use and deliver consistent performance. Easy Installation: Engineered for simple setup, allowing for quick integration with minimal effort. Note: The maximum speed capability varies by model. The 4 Ultra electric scooter can reach higher speeds compared to the 4/4 Lite and 3Llite models, which have lower speed limits. Color: Black Material: Plastic Package Contents: 1 x Scooter Speed Controller Note: Other items not included. Lighting and display differences may cause slight color variations between image and actual product. Measurement may vary by +/- 1-3 cm.