Features Advanced noise reduction technology: Enjoy a quiet printing experience as the stepper motor utilizes advanced technology to minimize noise, ensuring a comfortable working environment. Enhanced precision and accuracy: The updated design reduces automatic errors from reduction gears, improving overall accuracy and print quality, making it a reliable choice for your 3D printing needs. alloy construction: Built with sturdy alloy material, this stepper motor boasts an exceptionally long lifespan and high-quality materials, ensuring reliable performance over time. Dual model options: Choose between two models of stepper motors to suit your specific 3D printer requirements, providing flexibility and compatibility for various setups. Customized compatibility: The 42？34 motor is tailored for CR？10 series Z axis/Ender？3 XYZ axis, while the 42？40 motor is designed for CR？10 series XYE axis/Ender？3 E axis, ensuring seamless integration and optimal performance for your specific printer setup. Features: 1、The stepper motor uses advanced technology to reduce noise and can bring you a comfortable feeling. 2、This product has been updated, reduced automatic errors caused by the use of reduction gears and improved the accuracy. 3、This product uses alloy material, sturdy structure, extremely long life and materials. 4、Stepper motor is used in 3D printer, and there are two models stepper motors for you to choose. 5、42？34 motor is adapted to for CR？10 series Z axis/Ender？3 XYZ axis, and 42？40 motor is adapted to for CR？10 series XYE axis/Ender？3 E axis. Specification: Item Type: 3D Print Stepper Motor Optional Model: 42-34, 42-40 42-34 Motor: Stepper Motor 2 Phase 0.8A Rated Power: 0.05KW Rated Voltage: 6.7V Rated Speed: 500rpm Adapt to for CR-10 series Z axis/Ender-3 XYZ axis 42-40 Motor: Stepper Motor 2 Phase 1.0A Rated Power: 0.05KW Rated Voltage: 6.7V Rated Speed: 500rpm Adapt to for CR-10 series XYE axis/Ender-3 E axis Package List: 1 x Motor Package List 1 x Motor