Set of 4 digital thermometers and hygrometers with smiley face and LCD screen for indoor use - Mini hygrometer - High-precision temperature sensor for baby's room, indoors, office, living room

Comfortable smiley face for ideal indoor climate: A smart symbol system provides direct signaling: a smiley face at 40-70% humidity, a neutral/unhappy symbol when humidity fluctuates – perfect for quickly adjusting your humidifier or dehumidifier. High-precision 10-second sensor: Equipped with a modern, sensitive sensor, the thermometer/hygrometer measures digital temperature (10°C to 70°C) with an accuracy of ±1°C and air humidity (10% to 99% RH) with ±5% RH – updating every 10 seconds for always up-to-date data. °C or °F display: Flexible room thermometer adjustable between Celsius and Fahrenheit – easily adjust the unit to your needs, ideal for international users. Versatile mounting: Three mounting options: foldable stand, wall-hanging hole, and rear magnet – for tables, walls, or metal surfaces. Powered by a CR2032 battery (included). A healthy indoor climate everywhere: the large LCD screen with clear numbers provides reliable real-time readings – ideal for the bedroom, bathroom, nursery or children's room, cellar, greenhouse and more.