10 Set Magnetic Reed Switch NC Magnetic Contact Switch for Door Window

5 Sets Magnetic Reed Switch NC Magnetic Contact Switch for Door Window

10 Sets Magnetic Reed Switch NC Magnetic Contact Switch for Door Window

10 Set Magnetic Reed Switch NC Magnetic Contact for Door Window White

Magnetic Reed Switch, 10 Pack NC Wired Magnetic Contact Switch, Black

Magnetic Reed Switch Normally Open and Normally Closed NC NO Magnetic Proximi...

10Set Magnetic Reed Switch NC Magnetic Contact Switch for Door Window

5Sets Magnetic Reed Switch, Magnetic Door Switch/Magnetic Contact Switch/Normall