<br> Features:<br> brand new and high quality<br> Adopting high quality motor steel material, is provided with high torque, low self-inductance reactance, responsive and can avoid system error.Low loss stators have better high speed performance.<br> Made of international stannard silicon steel material and imported German technology, stable output, lower noise, longer service life<br> The small stepper motors can be used in various area, such as 3D printer; stage lighting; laser- engraving; textile machinery; medical- equipment; placement machine; non-standard equipment; automation equipment etc<br> All parts are installed and debugged well, easily operate.Easy to install and simple structure.<br> Lower noise, strong torque, stable property and high accuracy.<br> <br> Specifications:<br> Model:17HS4023<br> Step Angle:approx 1.8 degree<br> Model Length:approx 23mm<br> Rated Current: 1.0A<br> Phase Resistance: 4.1 ohm<br> Phase Inductance:4.1 mH<br> Lead Wire: 30.8g.cm<br> Motor Weight: 132g<br> Rated Voltage:DC 4.1V<br> <br> Note:<br> Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand.<br> Please allow 0-1cm error due to the manual measurment.<br> <br> Package includes:<br> 1 PC x 42x23 17HS4023 Stepper Motor <br> 1 PC x 1M Cable