strong vibration coreless vibration motor. Strong vibration, low noise, simple structure, small inertia and start. Small size, light weight, fast response, low power consumption and higher efficiency. Stable performance, high reliability, , easy installation and maintenance. Features - Color: Silver. - Material: Iron and copper. - Size: 7.00 x 1.65 x 0.70cm/ 2.75 x 0.65 x 0.28 inch. - A pretty small little motor, has gear reduction box and motor in one small but very well built package. - Use for electric toy products such as scientific research electronic products, robot body, four-wheel drive toy car, aircraft toy, vibration product, etc. - High grade gears, sturdy and , effectively protect the gear box motor body to improve service life. - This motor -interference ability. No interference to the microcontroller. - Professional designed for DIY, mini size use, small size make it more easy to install. Package list: 5