Description <br> 100% brand new and high quality <br> Small size, light weight, suitable for short-range printing <br> Only 22DB of running sound can make you sleep peacefully <br> High temperature resistance, long service life, can run for 30,000 hours <br> All parts are installed and debugged well, easily operate.Easy to install and simple structure. <br> <br> Module m: 0.5 <br> Pressure angle a: 20° <br> Number of teeth Z: 10 <br> Gear outer diameter Do: 06-0.1 <br> Number of phases: 2 <br> Step angle: 18inch <br> Rated voltage: DC 2.4V <br> Rated current: DC 0.5A <br> Keep rotating torch: greater than equal 120mN.m <br> Phase resistance: 13±10% ohm(20C) <br> Phase inductance: 10 ± 20% Tsui (1KHz) <br> Turning (look with the object): A-AB-B-C <br> Moment of inertia: 15 g.cm <br> Note: The motor gear is the same as the BMG gear, because the gear height may cause errors, If used on other extruders, please check the motor size parameters before purchase. <br> Note:Due to different production batches, there may be slight differences in the products, which will not affect normal use. <br> Colour:As Shown <br> Material:Metal <br> <br> Package Contents: <br> 1 * 3D Printer Motor <br> <br> Only the above package content, other products are not included. <br> 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. <br>