Features High Torque Performance: This N20 right angle metal gearbox micro gear motor delivers a large moment of force, ensuring powerful and efficient performance for your 3D printing pen. Durable Metal Gear Construction: The motor is equipped with wear-resisting metal gear, providing durability and preventing tooth breakage, ensuring a long service life for the motor. Efficient Copper Wire Coil: The motor utilizes a pure copper wire coil, resulting in low heat and low energy loss, enhancing its efficiency and reliability during operation. Low Noise Operation: This DC motor operates at low speed with minimal noise, offering a quiet and smooth printing experience for your 3D pen projects. Easy Installation and Reliable Use: With its user-friendly design, this motor is easy to install and ensures reliable performance, making it an ideal choice for your 3D printing pen. Specification: Model: GM12YN20-3DP Rated power: 2 (W) Product type: Brush dc motor Rated voltage:12 (V) Reduction Ratio: 298:1 Rotation Direction (CCW/CW): CW No Load Speed: 11RPM (Error: ± 10%) No Load Speed: ≤ 40mA Rated Speed: 9RPM (Error: ± 10%) Rated Current: ≤ 120mA Rated moment of force: 1.0kgf.cm Stall moment of force: 2.4kgf.cm Stall Current: ≤ 420mA Size: Approx. 3.5cm/1.4in Weight: Approx.17g/0.6oz Package list: 1 x gear motor Package List