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Features: Electro- mechanical open & close Self-lock on closure position Hold-open time adjustable Opening& latching force adjustable Available for connection to external battery backup, burglar alarm system, photo cell, door phone, access control systemˇ Excellent ˇ°top against obstaclesˇ±safety control system Mechanical limit switch guarantee the full opening distance and angle Self protection against over-heat, over-voltage Manual key release on power failure Weather proof, suitable for patio gates Inner and outer installation both available 
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Contact Info:
Hangzhou Safedoor Automation & Hardware Co.,Ltd
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gate opener