Description: Unleash your e-bike’s full potential.This controller removes the throttle speed limiter, enabling speeds up to 28 mph. ?? Disclaimer: Always follow local laws and ride safely. Higher speeds may require a license, registration, or insurance in some areas. ?? Warranty Notice: Continuous high-speed riding increases motor stress and may shorten its life. Installing this controller reduces the motor warranty to 1 year or 10,000 km (whichever comes first). *Images for reference only; actual product may vary.