suitable for RS550 12V DC Motor DIY Kit with Two-Speed 12 Teeth and High Gearbox for Electric Drill Screwdriver-YI WU CHUN HUI Model: RS550 Double front and rear. and low noise. . The front can be fixed with 2 screws. High-speed high- DC motor, electric drilling machine. Model: 12V two-speed 12-tooth DC motor Speed: 23000 rpm Voltage: 12V Rated power: 60W Rechargeable: yes colour:Silver Material:metal Package Contents: 1 x Motor Only the above package content, other products are not included. Note: Light 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. Please pay attention to the title and description when buying, and pay attention to the title and description when buying.