Features: motor, reliable and durable to use. Adopt imported thyristor BTA41-600B and 25A rectifier bridge, superior performance. Compact size and light weight, easy to carry and operate. Input with filter capacitor, protect fuse on overcurrent. Ideal for direct current machine. Specification: Model: CCM220DCS Material: Plastic and Aluminum Item Name: DC Motor Governor Potentiometer: Resistance 500K 2W Input voltage: 220vAC (Input 110V is also available, power is halved) Armature output: DC 10-210V or so Maximum power: motor within 2000W Size: 85 x 58 x 38mm / 3.3 x 2.3 x 1.5in Weight: 152g / 5.4oz Note: For long time use, the maximum current needs to be less than 10A. Note that the maximum current of the motor is larger than the rated current. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.