Motor model: RS550 Motor Voltage: DC 21V Speed: 28000 rpm Gear: 14 teeth for 4/6 inch Cordless Mini Logging Saw Chainsaw Accessories Colour:silver Material:Metal Package Contents: 1 x Brushed Motor Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it