Welcome to the store! Product Name: Rheostat; Material: Ceramic, Metal Power: 50 W; Resistance Value: 10 Ohm Mounting Hole Diameter: 9.5mm/0.37inch Bottom Screw Diameter: 3mm/0.12inch; Bottom Base Diameter: 57mm/2.3inch Shaft Size: 40 x 6mm/1.6inch x 0.24inch (L*D); Body Size: 63 x 35mm/2.5inch x 1.4inch (Max. D*T) Package Content: 1 x Rheostat Color: As Shown Net Weight: 160g Control the electrical resistance in a circuit without interrupting the flow of current. The rheostat is composed of a ceramic core and a resistive wire wound to form a toroidal coil with a wiper shaft. Can be widely used as a light dimmer and motor speed control, applicable to arc lamps, pumps, fans and blowers, respirators, dental and model railways or other applications requiring high voltage and current. Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm. Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!