2 in 1 Design: Indoor Thermometer & Hygrometer is suitable to monitor the temperature and humidity, convenient for daily use. Temperature measurement range: -20-120°F (-30-50°C), Accuracy: +/-2°C; Humidity measurement range: 10-100%, Accuracy: +/-5% (40-70%). Wide Applications: This Thermometer & Hygrometer is small, the proper size is convenient to store. It can be used for offices, workshops, houses, warehouses, kitchen, etc. The comfortable color is easy to distinguish and can be used as an adornment. Practical With °C and °F Readings: The humidity monitor is made of metallic materials, the dial is clear to read. Accurate reading can help you monitor temperature and humidity instantly. The temperature shows both °C and °F readings. No Battery required: The thermometer and hygrometer has a longer life, no battery required, convenient and simple. You don't need to calibrate the humidity gauge because it can calibrate instantly when stay one place for a certain period of time. Good for health: Thermometer hygrometer ensures proper indoor temperature and humidity control, allowing us to understand the indoor environment, which is important for skin, and other . Colour:Black Material:Plastic Package Contents: 2x Outdoor Monitor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.