ITEM NAME:N20 Micro Motor DC 12V-24V Long Shaft Motor With Worm Rod for Adding Encoder OZ 100% Brand New and High Quality ! Motor specifications: 10*12 MM (N20 motor) Motor height: 15 MM (without output shaft) Output shaft length: 15 MM Motor net weight: 6 g Voltage: 12 V, speed: 19300 RPM, current: 40 MA (blocking 326 MA) Voltage: 18 V, speed: 29000 RPM, current: 45 MA (blocking 460 MA) Voltage: 24 V, speed: 39600 RPM, current: 55 MA (blocking 600 MA) (The above parameters are measured parameters without a worm.) The higher the voltage, the faster the speed, but the higher the power, the larger the current, and the easier it is to generate heat. Please decide to use the voltage according to your own environment. Color:As Pictures Package Included:1 Pcs Note: due to different batches, the products may be different and delivered randomly..Motor specifications: 10 12 MM (N20 motor). Motor height: 15 MM (without output shaft). Output shaft length: 15 MM. Motor net weight: 6 g.