2pcs Zinc Alloy Alarm Magnetic Reed Switch Detector Sensor Roller Shutter Garage Door

Specifications:
1. and high quality
2.Housing material: Zinc Alloy
3.Rated Voltage:12V
4.Simple and convenient for installation
5.The metals electroplates outer shell, double-loop circuit design, performance stable.
6.Circuit is connected when magnet is near the switch.
7.Special use for metal doors, anti-magnetic interference design.
8.Operating Distance:50-70mm
9.Contact Type: Normally Closed
10.Size: 10.6 x 3.8 x 1cm/ 4.2" x 0.15" x 0.4" (L*W*T)
11.Cord Length: approx.45cm/ 17.7"

Package included：
2 x Door Magnetic Switch Alarm
8 x Screws







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