- ThermoPro TP351 Bluetooth thermometer and hygrometer for indoor environmental monitoring - Advanced NTC sensor ensures high accuracy in temperature and humidity measurement - Fast data updates every 10 seconds for real-time information - Bluetooth connection range up to 80 meters, no wires or complex installations - Data storage for 2 years and easy export for analysis and tracking - Full-featured mobile app with customizable alerts, comfort index, and total control - Compact, portable design, easy to install in any room, greenhouse, or enclosed space - Perfect for home, offices, greenhouses, incubators, humidors, and more applications