Ring Alarm Contact Sensor - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design Fits Any Frame | Easy Installation | Base Station Required

XDTKML Garage Door Sensor Sun Shield Protector 2 Pack for ​Liftmaster Chamberlain Garage Door Sensors Compatible with 801CB-P 820CB 41A5043 Garage Door Sensors

Ring Alarm Contact Sensor 2-Pack - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design | Easy Installation | Base Station Required

Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen – White Mount with Snap Clip & Screws – Secure Fit, Easy Install, Ring Compatible Accessory (1-Pack, Sensor Not Included)

Garage Door Sensor for 41A5034, Garage Door Sensor Replacement for Craftsman Chamberlain Liftmaster Garage Door Sensors

Chamberlain 820CB Replacement Garage Door Safety Sensor, 2-Pk. - Quantity 1

FancyTark 2 Pack Garage Door Sensor Sun Shield Protector Compatible with ​Liftmaster Chamberlain Garage Door Sensors, Fits for 801CB-P 820CB 41A5043 Garage Door Sensors

2025 𝙐𝙥𝙜𝙧𝙖𝙙𝙚𝙙 41A5034 Safety Sensor Kit Compatible with Liftmaster Chamberlain Sears Craftsman Garage Door Opener Made After 1997. Safety Sensors Beam Eyes, Replace G801CB-P,10 Years Warranty

Zigbee Door Sensor 4 Pack, Mini Smart Door Sensor, Home Automation, Kid Safety, Compatible with SmartThings, Alexa, Home Assistant, Aeotec, Hubitat, Homey with Build-in Zigbee Hub, Hub Required

WESUA Magnetic Switch Alarm Sensor Overhead Garage Door Contacts with L Bracket