Simplisafe - 1Pack Entry Sensor - White

Simplisafe - 4Pack Entry Sensor - White

UHPPOTE 2-Inch Touch Screen Wireless Remote Control With 600Lb Electric Magnetic Lock For Outswinging Door Entry Access Control System

Simplisafe Entry Sensor - Window And Door Protection - Compatible With Gen 3 Home Security System

Ecobee Smart Sensor For Doors & Windows 2 Pack - Wifi Contact Sensor For Home Security, Energy Savings - Compatible With Smart Thermostats -

Philips Hue Secure Smart Contact Sensor, White - 2 Pack - Made For Indoor Doors And Windows - Requires Hue Bridge - Works With The Hue App

IKEA - PARASOLL Door/Window Sensor, Smart/White

Eufy Video Smart Lock E330, 3-In-1 Camera+Doorbell+Fingerprint Keyless Entry Door Lock, Smart Built-In Wi-Fi Deadbolt For Front Door, Auto Lock, App

Door Chime, Door Sensor Chime For Door Opens - Door Ringer With 500ft Operating Range 52 Chime Adjustable Volume Mute Mode LED Indicators -Entry

ULTRALOQ U-Bolt Pro Wifi Smart Lock With Door Sensor, 8-In-1 Keyless Entry Door Lock With Built-In Wifi,Fingerprint ID,App Remote Control,Auto

Sanjie Door Chime, Door Open Contact Sensor Alarm With 600 ft Range, 55 Chimes 5 Adjustable Volume For Business/Store/Home/Office When Entering 2

AOSU Doorbell Camera Wireless - Head-To-Toe View, Intelligent Package Detection, 2.4G Wi-Fi Video Doorbell With Chime, No Monthly Fees, Smart Human

Sanjie Door Chime, Door Open Contact Sensor Alarm For Business/Store/Home/Office When Entering, With 600 ft Range,55 Chimes 5 Adjustable Volume 2

Seco-Larm SD-927PKC-NEQ No Touch Exit Sensor