_x000D_ Welcome to our store. Our products have affordable prices and good quality. We support and . If you want to work with us for a long time, please contact us and we will give you a very favorable price.Best Regards! _x000D_ _x000D_ Speed Control Knob: This knob can adjust motor speed and display in real time. _x000D_ There are 5 controllers in different power and you can choose the one you need. _x000D_ It has compact size, high precision, wide speed controlling range, and long service life. _x000D_ Built-in capacitor, supporting CW/CCW rotation. _x000D_ Widely used in packaging, printing, food, electronics, instruments, clothing industry production line for speed drive device. _x000D_ _x000D_ Connect COM and CW, the motor rotates in forward direction; connect COM and CCW, the motor rotates in reverse direction. _x000D_ Specification: _x000D_ Model: UX-52 _x000D_ Input Voltage: AC 220V 50Hz _x000D_ Optional Power: 15W, 60W, 120W, 250W, 400W _x000D_ Output Speed: 0-1450rpm _x000D_ Speed Adjustable Range: 0-1450rpm _x000D_ Operation Mode: Manual Precision _x000D_ Speed Change Rate: less than or equal to 2% _x000D_ Steady Speed Precision: 10 _x000D_ Port: Pin _x000D_ Size: Approx. 10 x 10cm/3.9 x 3.9inch _x000D_ Weight: Approx. 322g / 11.4oz _x000D_ Colour: Black _x000D_ Material: ABS _x000D_ _x000D_ Package Contents: _x000D_ 1 x Motor Speed Controller _x000D_ _x000D_ Only the above package content, other products are not included. _x000D_ Note: Light shooting 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. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_