Digital Analog Power Input Voltage/HZ 115V/60HZ 220V/50HZ Ampear 1.65A 0.75A Horse Power 1/10 1/10 General Spec Travel 3.7" Max 3.9" Max Speed 0.17"/Sec 0.15"/Sec Gear Ratio 19,4:1 25,4:1 Thermal Protector 130 C 130 C Operating Temp 0-40 C 1-40 C Loading Static Load 1500Lbs STD 1500Lbs STD Dynamic Load 700Lbs STD 700Lbs STD Noise Level Incline 53.5dB (54.3dB) Decline 50.4dB (51.6dB) UL Approval E201755 E201755