Name: 2Pcs replacement for AC110V TYC-50 double flat tapping shaft non-directional synchronous motor 4-5RPM Color: Silver Material: Metal Rated voltage: AC 110V Speed: 4-5rpm Current: 20-100mA Power: ≤4W Shaft length: 15.5mm/0.61" Axle diameter: 7mm/0.28" Upper hole internal thread: M3 Flat shaft thickness 5mm/0.19" Flat shaft section height 8mm/0.31" Cable length 400mm/15.75" Product diameter 49mm/1.93" Product height 40mm/1.57" Features: 1. Low power consumption, low noise, small size, light weight, easy to use. 2. The applicable voltage of this motor is AC110V, too high voltage will burn the motor. 3. Motor speed is not an accurate value, the speed will change with the frequency. For example, the speed is 0.8-1rpm, and at 50Hz, the speed is 0.8 RPM; At 60Hz, the speed is 1RPM. 4. The reduction gear is a combination of metal/plastic to ensure that the gear works continuously and quietly. 5. Specifications: Shaft diameter: 7mm shaft length: 15.5mm shaft hole thread: M3 Frequency: 50/60Hz Rated power: 4W.