Current / Phase:1.7A Phase:2 Couple Celebration:4000 Step Angle (Degrees):1.8 Type:Hybrid Model Number:17HS4401S-PG518 Part number:17HS4401S-PG518 Gear Ratio:5.18:1 Manufacturer Part Number 17HS4401S-PG518 Bipolar Motor Type Step angle (with ) 1.8 ° PAR 1.68Nm Nominal current / phase 1.68A 1.65 ohm resistance phase Recommended voltage 12-24 V Inductance 3.2mH 20% (1 KHz) Planetary type Gear ratio (exact gear ratio) 5 and 2/11 Efficiency 90% Backlash without load less than equal 1 ° Maximum torque 2 nm (283ozin) Permissible torque of 4Nm (566ozin) Max Axial Load Axle 50N Maximum radial load shaft 100N colour:black Material:metal Package Contents: 1 x motor 1 x line Only the above package content, other products are not included. Note: Light 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.