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Shelly H&T Gen3 is a Wi-Fi humidity and temperature sensor with a large e-paper display for clear, at-a-glance readings. It includes an NTP-synced digital clock and supports Google Assistant, Amazon Alexa, and Samsung SmartThings for voice control and automations. Power it with 4 AA batteries (not included) or via USB-C for continuous operation. When battery powered, it measures at set intervals and reports changes based on thresholds. When USB powered, it measures and updates more frequently and reports data more often. Bluetooth is included to help with setup, and a reset button is available for manual control. The device supports Wi-Fi 802.11 b/g/n and Bluetooth 4.2. It operates from 32°F to 105°F (0°C to 40°C) and is recommended for 30% to 70% RH environments.
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Shelly H&T Gen3 is a Wi-Fi humidity and temperature sensor with a large e-paper display for clear, at-a-glance readings. It includes an NTP-synced digital clock and supports Google Assistant, Amazon Alexa, and Samsung SmartThings for voice control and automations. Power it with 4 AA batteries (not included) or via USB-C for continuous operation. When battery powered, it measures at set intervals and reports changes based on thresholds. When USB powered, it measures and updates more frequently and reports data more often. Bluetooth is included to help with setup, and a reset button is available for manual control. The device supports Wi-Fi 802.11 b/g/n and Bluetooth 4.2. It operates from 32°F to 105°F (0°C to 40°C) and is recommended for 30% to 70% RH environments.

Protect your home from burst pipes with this SimpliSafe Temperature Sensor. It sounds an alarm if the temperature drops below 41 degrees F, and with a monitoring plan, you can receive a phone call, text or email notification of a potential freeze. Place this SimpliSafe Temperature sensor in any climate-controlled room to protect fine art and other temperature-sensitive items.

eufy Security Water and Freeze Sensor with Remote Alerts, IP65 Waterproof, 2-Year Battery Life, HomeBase Required, Compatible with HomeBase 2 and 3, Optional 24/7 Protection Service, App Control

Install reliable fire and carbon monoxide (CO) protection with this First Alert® Value Safety 2 Pack. It includes the SMI100 battery-operated smoke alarm and the CO400 battery-operated carbon monoxide alarm. The SMI100 Smoke Alarm features the First Alert® Precision Detection advanced-sensing technology that meets the latest industry standards to reduce cooking nuisance alarms, detect smoke from synthetic materials, and provide early warning in the event of a home fire emergency. The CO400 carbon monoxide alarm utilizes an electrochemical carbon monoxide sensor - the most accurate sensor available - to detect carbon monoxide. Both are battery operated, easy to install, have convenient test/silence buttons, front-access battery doors for easy battery replacement, and will work in the event of a power outage.
| Pros for Shelly - H&T Gen3 Wi-Fi and Bluetooth Smart Temperature & Humidity Sensor with Remote App Control & Monitoring - White | |||
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| There were no pros for this product— | Temperature, Ease of use, Overall Performance | There were no pros for this product— | There were no pros for this product— |