Two-door magnetic locks, door magnetic lock, wooden door magnetic lock, fire door magnetic lock. Overall characteristics: entrance guard control for double open the door. Loosen the electricity and power. To eliminate the residual magnetic automatically. Low noise, wind pressure resistance. Cooperate with entrance guard control system, can be installed in all kinds of wooden door, steel door and fireproof door. Professional equipment: built-in surge absorber Applicable scope: wooden door, glass door, metal door, fire door. Sustain tension: 550 kg (600 LBS), input current: 12 v. Working current: 12 v / 960 ma: 24 v / 480 ma. Appearance size: 500 mm (length) x 42 mm (width) x 25 mm (high).