Description Features:Made with high-quality circuit board, ensures a longer service life.High accuracy and stable performance.With large and clear display for better readability.The screen displays the duty ratio 0-100%.Easy and simple to use, suitable for the dc motor.Specifications:Material: plasticsVoltage: 24VRated current: 6APWM frequency: 16KHZDuty Cycle adjustable range: 0%-100%Item size: 72 * 39 * 24mm / 2.83 * 1.53 * 0.94inPackage size: 80 * 50 * 30mm / 3.15 * 1.97 * 1.18inPackage weight: 55g / 1.94ouncesNote:1.Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures.2.Please allow a little measuring deviation due to manual measurement.Package List:1 * Speed Controller