Magnetic Reed Switch, 2 Pack NC NO Wired Magnetic Contact Switch, Black

5 Sets Magnetic Reed Switch NC Magnetic Contact Switch

Magnetic Reed Switch, 4 Pack NO Wired Magnetic Contact Switch, Black

3 Sets Magnetic Reed Switch NC NO Magnetic Contact Switch for Door Window

Magnetic Reed Switch, 2 Pack NO Wired Magnetic Contact Switch, Black

5 Sets Magnetic Reed Switch NC NO Magnetic Contact Switch for Door Window

Magnetic Reed Switch, 10 Sets NC Magnetic Contact Switch for Door, White