" [2 in 1 function] 2 in 1 LCD digital hygrometer, suitable for indoor / outdoor, body size: 150 88 24mm, very suitable for home decoration, ensuring the best room temperature and humidity [Intelligent operation] -High precision, high sensitivity, automatic recording of the highest / lowest temperature and humidity values [Easy to Carry] -Unique design, lightweight, easy to carry, you can use cables and probes to easily measure outdoor temperature and humidity [Installation design] -There are rear brackets and hanging holes on the back, you can easily hang it on the wall or put it on the table Multifunctional home assistant -Digital thermometer and hygrometer with clock, calendar and alarm clock Power supply: 1 AAA 1 5V battery (without battery) "