Wired Surface Mounted NC Magnetic Door Window Contact Sensor Alarm Switch 5 Pack

Qolsys IQ Mini DW Mini S-Line Door/Window Sensor- QS1135-840 In Box

Qolsys QS1136-840 IQ Mini Door Window S Line Sensor Brown

GE Interlogix TX-E201 Wireless Door Window Senso

LOT WiFi Smart Window Door Sensor Detector Home Burglar Alarm Fit For Tuya APP

Tuya WiFi Door Sensor Window Magnetic Detector Burglar Alarm Home Security Lot

QS1132-840 - Qolsys IQ Wireless S-Line Micro Door/Window Alarm Contact - 10 P...

QS1133-840 S-LINE DOOR WINDOW CONTACT 319.5MHZ WH