Product is made from high quality material, which is not only but also stable to use for a long-lasting life. Built to greatly quality control standards, so it has a stable performance and excellent quality. High quality, excellent workmanship, stable and wonderful performance, energy saving. . high quality products. Easy install and use. Correct Connector No cutting or splicing. DC motor has super and runs smoothly. Number of motor teeth: 8teeth 8 Teeth Toy DIY, Science repair kits DIY fan Auto part Note: This door lock motor is suitable for many models. Please check the size to determine whether it is suitable. Installation guide is not Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Color: As Shown Material: Metal Package Contents: 1 x FC280 DC Motor Only the above package content, other products are not included. Note: Light reflection 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.