LS-21 automatic gate opener

LS-21automatic gate opener Technical data: 1. Power: AC230V/120V 2. Rating power: 550W 3. Max weight of gate: 800Kg 4.Motor speed: 1400 RPM 5. The noise of motor: Lower than 56dB 6. Gate open speed: 12M/Min 7. Grease inside 8. Over heat protection 9. Limited switch: Spring switch or magnetic switch alternative 10. In case of power failure, the gate could be opened and closed manually after release the clutch.