ITEM NAME:DC 6V 30RPM Electric Reduction Metal Gear Micro-Motor F1Z5 DC 6V 30RPM Electric Reduction Metal Gear Micro-Motor F1Z5 Color: Silver, gold. Material: durable hard metal Total length: 36 mm. motor size: 12mm (diameter) * 26mm (height). Shaft size: 3mm (diameter) * 10mm (length). Voltage: DC 6V Rotation speed: 30 RPM. Suitable for RC cars, model robots, DIY toys etc. Package contents: 1 x Engine gear Only the above package content, other products are not included. Note: Light shooting 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.