? مشخصات: ✅ Diameter: 27mm. ✅ Voltage: 5V. ✅ Step angle: 5.625 x 1/64. ✅ Reduction ratio: 1/64. ✅ 5 lines cable 4 phase stepper motor can be driven by ULN2003 chip. ✅ It also can be connected as 2 phase to use ✅ Original box: No ✅ Color: Silver ✅ Item size: 31*27*19mm ✅ Net weight: 35g