Feature: Apply for 3D printer, machinery and equipment. 1.8 degree step angle, 0.4N.M holding torque. Motor size: 42 * 42 * 40mm. Lower noise and running temperature. Comes with a 90cm connecting cable. Specifications: Material: Metal  Step Angle: 1.8 Degree   Phase: 2  Voltage:  2.8V Current: 1.68A  Holding Torque: 0.4N.M   Rated speed: 650 (rpm)   Lead: 4  Lead Length: 90cm / 35.4in Frame Size: 42.3 * 42.3 * 40mm Shaft Diameter: 5mm   Package List: 1 * Step Motor 1 * Cable lancer votre commande ici : http://dzinotech.com/ suivi nous sur facebook : https://www.facebook.com/DZArduino