Adopts ABS flame-retardant housing, wear resistance and can provide long service time.The governor starts slowly and has a soft-start function.400W high power can provides stable performance.Corotation and reverse adjustable, easy to adjust according to your demands.One button to on/off the motor, and please disconnect the powersupply when it is necessary to stop the operation for a long time.Specifications:Name: Speed ControllerModel: US-52Power: 400WColour: Dark GreenMaterial:ABSDue to different batches, there may be differences in product appearance and printed text, which not affect usePackage Contents:1 x Motor Speed ControllerOnly 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.