Wi-Fi temperature sensor with waterproof external probe, backlit LCD screen, rechargeable battery, remote monitor for freezer, refrigerator and aquarium

Smart Wi-Fi Control: Easily monitor the temperature in real time, wherever you are, anytime. Thanks to its waterproof external temperature probe, it detects temperatures ranging from -40°C to +120°C. This thermometer/hygrometer is compatible with freezers, refrigerators, aquariums, incubators, and more. It detects water temperature. Compatible with Amazon Alexa and Google Home: After connecting Amazon Alexa and Google Home, you can check the current temperature and humidity using voice commands. Backlit LCD Screen: The 3-inch LCD screen is backlit, making it easy to read in low-light conditions. Smart Message and Buzzer Alerts: Set up a temperature alarm range via the Smart Life app. The temperature will then be displayed for 30 seconds, and the values ​​will flash on the LCD screen to alert you when the temperature or humidity exceeds preset values. Anticipate air changes in your wine cellar, room, greenhouse, or home. Backup Battery Option: The sensor is powered by a DC5V1A AC adapter and has a rechargeable battery as a backup that can be used for 6 hours after a power outage.