Vivosun digital thermometer and hygrometer features a large, easy-to-read touchscreen display with a built-in backlight for low-light conditions. This precision device monitors both temperature and humidity levels, providing all-time high and low records over a 24-hour period. Designed with a clean white frame, it includes a toggle for Celsius and Fahrenheit readings and a humidity level indicator (Low, 30-60%, High) to help maintain optimal indoor environments. Ideal for grow rooms, greenhouses, or home use, it offers a temperature range of -10°C to 70°C and a humidity range of 10% to 99% RH.