Metal Wired Magnetic Contact Reed for Roller Door - 5C-55ZL Clearance MicroSD Card slot for adding

MicroSD Card slot for adding photos or updating the device

Also included are a number f single button functions that allow a user to perform various system operations by simply holding down a button for 2 sec

24V/200mA Suitable Wooden door

Adjustable feet and heavy duty castors are optional

Length: 20cm

Metal Wired Magnetic Contact Reed for Roller Door - 5C-55ZL Clearance MicroSD Card slot for addingMetal Wired Magnetic Contact Reed for Roller Door with Installation Bracket for Security Alarm System It is widely used for monitoring and security systems, with high reliability, small size, easy installation and strong flexibility. Features Dimension: 106*38*10mm (switch) 106*16*16mm(magnet) Housing: Metal (Alloy Al ), Grey colour Gap: 50 70mm 60 70mm available Output: NC COM or NO NC COM