bnafes 4Sets Magnetic Reed Switch, Magnetic Door Switch/Magnetic Contact Switch/Normally Open Closed NC NO Door Alarm Window Security, for DC 5V 12V 24V Light
- Contact Capacity: 500(mA) (Maximum Switch Current).
- 3. Great for alarm,LED,Relay,GPS low voltage devices...etc.,Trigger Range: 10-20mm.
- 4. Magnetic Contact sensors can be added to an existing wired Alarm Systems. They are ideal for protecting doors,.
- 5. Package Content: 4 Sets x Magnetic Door Swith.
- Size: 55*12.5*11.5mm / 2.17" x 0.45" x 0.45"(L*W*H) a package of screws.