Zinc Alloy Security Garage Window/Door Rolling Gate Magnet Alarm Reed Switch

Description Zinc Alloy Security Garage Window Door Rolling Gate Magnet Alarm Reed Switch Features 1 Brand new and high quality2 Simple and convenient for installation3 The metals electroplates outer shell double loop circuit design performance stable 4 Circuit is not connected when magnet is near the switch 5 Special use for metal doors anti magnetic interference design Specification Housing material Zinc AlloyRated Voltage 100VOperating Distance 50 70mmContact Type Normally ClosedSize 10 6 x 3 8 x 1cm 4 2 x 0 15 x 0 4 L x W x T Cord Length approx 45cm 17 7 Package includes 1 x Door Magnetic Switch Alarm4 x Screws Details pictures