Dahszhi Home Security Wired Rolling Door Contact Magnetic Reed Switch Alarm

Dahszhi Home Security Wired Rolling Door Contact Magnetic Reed Switch Alarm

• Material: The magnetic switch alarm is with premium zinc alloy housing for better rust resistance.
• Dimension: Cable Length:44cm/17" ; Please see the second picture for detail sizes
• Specification: Current:0.5A ;Voltage:100V ;Action Distance:45~60mm ;Power Rating:10W
• Applicable Places: The Rolling Magnetic Contact Switch is designed for alarm system Suitable for garage, shop installed shutter door applicable
• Good Guard to Keep Your Home Safe: Sharp alarm will be heard when someone opens door or window in arming status,The reed switch is an electrical switch operated by an applied magnetic field Keep your home safe with this door security alarm Tip: Product is without magnetic when show separately

Package Content: 1 x magnetic switch alarm + Screws <br>1.Silver gray zinc alloy housing. <br>2.The reed switch is an electrical switch operated by an applied magnetic field. <br>3.Designed for use with alarm systems. Great for use in family and factory window, door. etc. <br>4.Screw Mounted for easily install. <br>5.NC means Normally Closed:When the magnet together, the circuit is conductive( light on ); when the magnet separate, the circuit is not conductive ( light off ). NO means Normally Open:when the magnet separate, the circuit is not conductive( light on );When the magnet together, the circuit is conductive ( light off ).When make order,pls check carefully!