Description: 100% Brand new and high quality High torque and powerful, durable in use Suitable for car models, boat models and tank models, also a great choose for you to DIY a micro hand drill Weight: approx. 103g/0.23lb Material: Metal Specification: Rated voltage: 3-12V Speed parameters: 3V---4500RPM; 0.26A current; 0.95A turn blocking 6V---11000RPM; 0.4A current; 0.9A turn blocking 12V---22000RPM; 0.42A current; 2.86A turn blocking Size Chart: Total length: approx. 50mm Diameter: approx. 29mm Step diameter: approx. 10mm Step height: approx. 3mm Shaft length: approx. 15mm Shaft diameter: approx. 2.3mm Fixed hole: M2.5 Mounting hole distance: approx. 16mm Package Includes: 1 Piece 390 Electric Motor (with protective cover)