Voltage:12V / 24V / 36V / 48V Output Power:250~500W Speed:2500~5700RPM Rated Loading:260KG Diameter:Φ94 IP Degree:IP44 Gearbox Ratio:14:1 / 18:1 / 20:1 / 22:1 / 26:1 / 30:1 / 40:1 / 51:1