Description: This is micro-type 130 motor with red rear cover, which is a Strong Magnetic motor with high torque and high speed.Can use 3V 4.5V 6V 9V 12V power to drive. We are equipped with 6pcs 2 x AA Battery Holder, it is recommended that you use 3V drive Motor, to the service life of the motor. High torque Strong magnetic Brushed Electric 130 Motor, can be used for Science Educational models, DIY STEM toys, etc. Note:Some accessories have random colors, and the designation is not accepted. Pay attention: Please read the pictures carefully, use the correct circuit diagram to avoid short circuit, short circuit produce high temperature and Causing accessory damage. CHOKING HAZARD:Small parts. Not for children under 3 . Suitable age:Ages 8 and up. Technical Parameters: Shaft Propeller Aperture:2mm or 0.078Inch, Diameter:60mm or 2.36Inch, Number of vane:4 vane and 3 vane Rated Voltage: 3V-12V DC No-load speed: 9000RPM-25000RPM 10percent Motor Body Diameter:27mm or 1.06Inch Shaft Size:10x2.0mm or 0.39Inchx0.08Inch(LxD) Colour:As Shown Material:Metal and Plastic Package Contents: 6 x Strong Magnetic DC Motor 3V -12V 25000 RPM 6 x Rocker Switches 6 x 9V Battery Clip Connector 6 x 2xAA Battery Holder 6 x DC Motor Mounting Bracket Holder 12 x cable(25cm 6pcs or Black,6pcs or Red) 1 x 40cm 2 Heat shrink tube 8 x 30mm Plastic wheels(The color is random, and the designation is not accepted) 4 x 2x100mm shaft 4 x 2mm shaft propeller with 4 Vanes(The color is random, and the designation is not accepted) 2 x 2mm shaft propeller with 3 Vanes(Yellow and Red) 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.