High-Performance Speed Controller: The model is designed for superior control over motor speeds, featuring a robust 400W power capacity and precise adjustment capabilities. Ideal for applications, this controller ensures optimal performance and efficiency. and Reliable: Constructed from high-quality ABS material, the speed controller offers enhanced durability and reliability in demanding environments. Its compact design makes it easy to install and operate. Visual Speed Indicator: Equipped with a clear and bright indicator light, this speed regulator provides immediate visual feedback on the current speed setting, allowing for quick adjustments and monitoring. Versatile Use: Perfect for a wide range of industrial applications, the speed controller can effectively manage the operation of different types of motors, ensuring smooth and stable performance. Colour:black Material:ABS Package Contents: 1 * Speed Controller Only 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.