... Quiet, durable, great pulling, frequently usage,Built-in electronic control unit,Untouched magnetic induction range limited switch,Restorable thermal protecter,Torque ... 220V , 50HZ (or other optional.)Max Power Rating: 350WGate Speed: 9.5m/minOperating Temperature: -25°C +70°C Motor ... Speed: 1400 rpmMotor Weight: 11.5kgCarter: Aluminum Protection Range: ...