2 in 1 indoor/outdoor LCD digital thermometer and hygrometer, compact and stylish design, easy to carry and install, you can hang it on the wall or stand on the deskLarge LCD display: Switchable temperature display lets you see the data clearlyMultiple functions, can be used to check maximum or minimum indoor/outdoor temperature and humidity at the same time. Memory or clear the last minimum and maximum temperature or humidityIndoor/Outdoor LCD digital thermometer and hygrometer display, you can know the room temperature and humidity clearly. Additionally, this unit will also measure humidityThis multi-function digital thermometer not only measures internal temperature, but also an external sensor that can be placed outside for outdoor temperatures. Ideal for home, office or greenhouse.Key performance characteristics:Measurement range:Indoor temperature: -10+50 (-14+122)Outdoor: -50~70Accuracy:Temperature: 1.0Humidity: 20%RH-99%RHHumidity Accuracy: 5%Function:1. Temperature/humidity display2. Celsius/Fahrenheit switch display3. Simultaneous indoor/outdoor temperature display4. Maximum and minimum memory function5. Ultra-low power consumption: 1.5V battery, 1 x AA battery (excluding battery)6. Body size: 150 88 24mm