1. working voltage rating:4±0.5V; 2. working pulse width rating80MS; 3. rated working pulse interval50MS; 4. coil resistance: 430±5%ohm（23℃±2 5. velocity ratio100:1200:1400:1800：1 6. stepping angle: 3.6 1.8 0.9 0.45 degree 7. step motor driving torque: 30 u Nm; 8.specifications(quantity of character wheel): 6+1 (6 integers + 1
decimal); 9. character wheel material PC 10.rotating direction of character wheelclockwise rotation only 11.lead length: 90mm or on your request 12. range of working ambient temperature: -40℃~70 13. variable-speed gear material: polyoxymethylene 14. base frame material: plastic base frame: PC 15. motor stator material: ferronickel alloy 16. shielding cover material: low-carbon steel shielding cover 17. error-free working periodone billion pulses 18. installation dimension: two upper holes 24.5×35mm 19, double metal shielding: 0.5mm inner + 1.0mm outer
