- $19.99Zigbee Smoke Detector, Smart Fire Smoke Alarm with App Control, Replaceable Lithium Battery, with App Notifications and Alarm Records,90db, ZigBee Hub Required.Amazon
- $79.97Lockly Secure Link Wi-Fi Hub - Control Your Lockly Smart Lock from Anywhere with Real-time Notifications and Voice Control (PGH200)Amazon
- $19.99THIRDREALITY Zigbee Water Leak Sensor,120 dB Alarm,App Notifications Enabled When Work with Home Assistant and Compatible Zigbee HUB Like SmartThings, Aeotec or Third Reality Hub,Batteries IncludedAmazon
- $11.99SOLO Smart WiFi Door Window Sensor Real time App Notification Work with Alexa Echo Google Home SmartLife/Tuya APP Control No Hub Required (1)Amazon
- SAVE $5.99$36.99$42.98TP-Link Tapo Contact Sensor Starter Kit: "Contact Sensor Tapo T110" + "Hub Tapo H100" (Long Battery Life w/Sub-1G Low-Power Wireless protocol, 15mm Wide Gap Allowed, Real-Time Notification)Amazon
- SAVE $2.00$17.99$19.99TP-Link Tapo Smart Temperature and Humidity Sensor | Requires Tapo Hub | High-Accuracy Swiss-Made Sensor | Real-Time Notifications | Free Data Storage | Long-Lasting Performance | Tapo T310Amazon
- SAVE $5.99$36.99$42.98TP-Link Tapo Motion Sensor Starter Kit: Motion Sensor Tapo T100 + Hub Tapo H100 (Long Battery Life, Wide Range Detection, Adjustable Sensitivity, Real-Time Notification, Smart Action)Amazon
- SALESave on lomota Smart WiFi Garage Door Opener Remote, Tuya Smart Life App Control, Work with Google Assistant and Alexa, Multiple Notification Modes, No Hub Needed and moreAmazon・Sale
- $28.99MOCREO ST5 Wireless Thermometer Freezer Alarm, Required Hub (Not Include), Email Alert, App Notification, Data Logging Export, No Subscription Fee, for Refrigerator, Freezer, Hot TubAmazon
- $29.99YoLink Smart Home Starter Kit: Hub & Water Leak Sensor 1, LoRa Up to 1/4 Mile Open-Air Range, SMS/Text, Email & Push Notifications, w/Alexa, IFTTT, Home AssistantAmazon
- SAVE $5.00$54.99$59.99Water Leak Sensor 4 with 105dB Audio Alarm 3-Pack, SMS/Text, Email & Push Notifications, Freeze Warning, LoRa Up to 1/4 Mile Open-Air Range, w/Alexa, IFTTT, Hub Required!Amazon
- $30.99meross Smart Garage Door Opener Remote, APP Control, Compatible with Alexa and SmartThings, Multiple Notification Modes, No Hub NeededAmazon
- SAVE $12.00$19.99$31.99Smarter Living– Smart WiFi Gas Detector (Natural Gas, Propane, and Other Flammable Gases), Loud 70dB Alarm, Phone Notifications, No Hub Required, Reliable Sensor, Modern White Status LEDAmazon
- $20.99BroadLink Smart Motion Sensor, PIR for Home Automation, Works with IFTTT and Alexa Routines. Wireless Trigger Smart Home Devices and Scenes, Occupancy Lighting, Notification, Requires S3 HubAmazon
- SAVE $9.20$37.79$46.99Feit Electric Smart Indoor WiFi Temperature and Humidity Sensor for Precision Environment Control, Wireless, Digital Remote App Control, Get Notification Alerts and No Hub Required - Temp/WiFiAmazon
- SAVE $20.00$59.99$79.99D-Link DCH-S1621KT Wi-Fi Water Leak Sensor and Alarm Starter Kit, Whole Home System with App Notification, AC Powered, No Hub Required (DCH-S1621KT), WhiteAmazon
- $15.99eMylo Zigbee Motion Sensor,Smart Motion Detector,Indoor/Outdoor Motion Sensor,Detector Security System,App Notification Alert,Infrared Sensors,Zigbee Hub Required,Compatible with Alexa and Google AssiAmazon
- SAVE $8.10$18.86$26.96WiFi Hygrometer Thermometer Sensor: Smart Temperature Humidity Monitor, with Remote Monitor and TUYA APP Notification Alert, High Precision Indoor Thermometer No Hub Required, Work with Alexa (2-Pack)Amazon
- $16.99EVERSECU Tuya Smart WiFi Door Sensor Open / Close Detector App Notification Battery Operated, Compatible with Amazon Alexa, Google Assistant, No Need HubAmazon
- SAVE $1.00$11.99$12.99Wireless Smart Door Sensor Alarm, WiFi Window Door Contact Sensor for Home Security System, Remote Monitor, Alert Notification, Compatible with Alexa/Google Assistant, No Hub Required. 1 PackAmazon
- $27.99WiFi Door and Window Sensors,Tuya Smart Alarm with Free Notification APP Control Home Security Alarm System, No Hub Required,Compatible with Alexa, Google Home (3-Pack)Amazon
- SAVE $1.14$15.85$16.99Smart PIR Motion Sensor: WiFi Motion Detector with App Notification Alerts, Wireless Contact Sensor for Home Security and Smart Home Automation, No Hub Required, Compatible with AlexaAmazon
- SAVE $2.00$36.99$38.99HEIMAN Z-Wave Humidity Temperature Monitor, Smart Mini Temperature and Humidity Sensor with App Notification Alert and Battery Powered, Remote Monitor for Room Greenhouse, Z-Wave hub RequiredAmazon
- $15.99Zigbee Door Sensor, Smart Contact Sensor, Window Sensors for Home Automation, App Notifications (Open/Closed) Works with Home Assistant, Hubitat, Alexa Echo Devices with Build-in Zigbee Hub, by OUVOPOAmazon
- SAVE $3.00$32.99$35.99HEIMAN Z-Wave Motion Sensor, Wireless Home Security PIR Motion Detector, Real-Time App Notifications and Large Area Detection, Contact Sensor for Smart Home Automation,Z-Wave hub RequiredAmazon