Input voltage: DC6.5V-55V (the specific voltage must be equal to the rated voltage of the motor) Output voltage: linear under load Instantaneous current: 30A Continuous current: within 20A Speed regulation type: flow regulation Speed adjustment method: Jog +- Wireless remote control: support Timing: Yes Slow start slow stop: can be set Speed digital display: 0-100 percentage table Speed range: 0- Control frequency: 15KHZ Connection type: Fence type terminal Support motor: brushed motor Module size: length x width x height 116mm x 76mm x 30mm Panel opening: length x width 109mm x 70mm Installation method: embedded Colour:blue Material:plastic Package Contents: 10 x Speed Controller 10 x remote control 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.