| Property | Value | |----------|-------| | Motor type | NEMA 17 bipolar | | Body length | 40mm | | Shaft diameter | 5mm | | Rated current | 0.84A (typical) | | Resistance | 3.3Ω per coil | | Holding torque | ~0.38 Nm | | Steps/rev | 200 (1.8°) | | Connector | JST PH2.0 (4-pin) | | Wire order | Blue – Red – Green – Black |