Features: 100% brand new and high quality Module m: 0.5Pressure angle a: 20Number of teeth Z: 10Gear outer diameter Do: 06_0.1Number of phases: 2 Step angle: 18Rated voltage: DC 6.5VRated current: DC 0.5A Keep rotating torch: 120mN.mPhase resistance: 1310% ohm(20C-)Phase inductance: 10 20% nozzle (1kHz) Turning (look with the object): A-AB-B-CMoment of inertia: 15 g.cm Motor weight: 0.1KgInsulation class: F Class Package Includes: 1x 36 Stepper Motor Specifications: Material:Metal Size:Approx.4.5cm/1.77inches Color:As Picture Shown note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.