Measuring range: Temperature deviation: -50 to 70 °C; Temperature deviation: ±1 °C. Humidity range: 10 %~99 % RH; Humidity deviation: ±5 % RH.

Mini design: Thanks to its small size and round shape, the device can be placed discreetly anywhere. With a simple appearance and a very practical function. No need to read; the display is very simple.

Wide application: You can use it at home, in the office, in the car, at school, in a hotel, in a laboratory, in a nursery, in aquaculture, as a tool in the workshop, in the library, in the factory, in the greenhouse, in the basement, in the garage, in the garden shed, in a 3D printer filament box, and in places equipped with air conditioning, etc.

Helps you measure humidity and indoor temperature in time, helps adjust parameters for humidifier, dehumidifier, and hygrostat, ideal for monitoring living conditions and health in cases of colds, dry skin, asthma, and mold.

What you get: 5 * digital hygrometer-thermometer. Each unit comes with an AG13/LR44 button cell battery. Replace the battery when the display darkens.