WiFi temperature sensor with waterproof external probe, Tuya smart temperature humidity monitor with backlight LCD display, buzzer alarm & app notification alert. Remote monitor for incubator and wine cellar.

"Intelligent WiFi Control: Monitor temperature and humidity anytime, anywhere in real time. With an external temperature sensor, the hygrometer thermometer is suitable for incubators, greenhouses, reptile tanks, guitar cases, restaurants, and offices. Works with Amazon Alexa and Google Home: Once connected to Amazon Alexa and Google Home, you can check the current temperature and humidity by voice. LCD display with backlight: The 2.9-inch LCD display features a backlight that makes it easy to read in low light conditions and displays temperature, humidity, brightness, time, and date. Smart message and alarm alerts: Create a scene through the Smart Life app and receive a push notification when the temperature or humidity exceeds the preset value. The sensor emits a sound to remind you of the warning. Stay informed about air changes in your wine cellar, room, greenhouse, or home. Backup battery option: The sensor is powered by a USB cable and has a rechargeable battery as a backup battery, which can be used for 4 hours after a power outage."