4 Pcs Door Alarm/Window Alarm, Home Wireless Door Sensor for Kids and Elderly Safety, 120DB Anti Theft Security Magnetic Sensor Door Alarms, Suitable for Home, Cabinet, Business, Dorm, RV and Office 29.99$
GE Personal Security Window/Door Alarm, DIY Home Protection, Burglar Alert, Magnetic Sensor, Off/Chime/Alarm, Easy Installation, Ideal for Home, Garage, Apartment, Dorm, RV and Office, 56789 Save 2.74$ 12.25$
Wireless Motion Sensor LED Light - Motion Detector Alarm with 500 FT Range Loud Chimes Security Alert Monitor System for Home, Store, Office, and School 29.99$
Google Nest Temperature Sensor 3 Pack - Nest Thermostat Sensor - Nest Sensor That Works with 3rd Generation Nest Learning Thermostat and Nest Thermostat E - Smart Home 124.99$
[Upgraded Version] Aqara Motion Sensor P1, Requires AQARA HUB, 5-Year Battery Life, Configurable Detection Timeout, for Alert System and Automations, Compatible with HomeKit, Alexa, IFTTT 34.99$
Aqara Presence Sensor FP2, 2.4 GHz Wi-Fi Required, mmWave Radar Wired Motion Sensor, Zone Positioning, Multi-Person & Fall Detection, Supports HomeKit, Alexa, Google Home and Home Assistant 109.99$
YoLink Smart Outdoor Motion Detector, Trespassing Alarm, Driveway Alert, 1/4 Mile Range LoRa-Powered Wireless Motion Sensor, App for Remote Monitoring & Alerts, Alexa, IFTTT. Hub Required! Save 4.21$ 56.10$