1. Low voltage alarm speed mode: The speed limit is about 15Km/h. When the power returns to 37V,the throttle must return to the initial position to release the low voltage and return to normal operation.2. Constant speed cruise: The speed is stable for about 6 seconds to automatically start the cruise control after the cruise is fixed, the throttle can be released; press the brake or push the throttle again to release the cruise control and enter the manual mode.3. Speed: The low speed is 10±2km/h; middle speed:20km/h,the high.speed is 30km/h (maximum)Note:Load has a certain effect on speed.4. Automatic shutdown: Automatically shut down 10 minutes after no operation.5. Fit For: Electric Motorcycle/E-bike/Scooter/Electric Bicycle/Balance Skateboard.Specifications:Product Name: Electric Scooter Controller KitVoltage:DC 36VRated Power:350WColour:As ShownMaterial:Metal + PlasticPackage Contents:1 x Controller1 x Bluetooth board1 x Accelerator1 x Extension cable1 x Face cover1 x Brake handleOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.