Criacr Digital Thermometer Hygrometer, Mini Indoor Outdoor Temperature and Humidity Monitor, Wireless Room Hygrometer Gauge with Large LCD Display, ℃/℉ Switch, 328ft/100m Range for Home, Office

【Indoor & Outdoor Monitoring】This indoor outdoor thermometer can monitor the temperature and humidity inside and outside in real-time, allowing you to keep track of the climate conditions at all times. Whether at home or in the office, it provides convenient climate information to help you make timely adjustments and maintain health and comfort. 【Wide Transmission Range】Criacr hygrometer humidity meter features a wireless transmitter with strong signal penetration (433MHz frequency) and an extended range of 30-100 meters (98-328 feet in open air), ensuring fast and reliable data transmission. 【Large LCD Screen & Accurate Reading】Large LCD screen for easy and clear viewing. Indoor temperature range: 0-60°C/32-140°F; Outdoor temperature range: -40°F-60°C/-40°F-140°F; humidity range: 10%-99%. Data updates automatically every 60 seconds, and the sensor requires approximately 30 minutes to stabilize initially. 【℃/℉ Switch】Easy to switch temperature units to Celsius or Fahrenheit via the button at the top. Please note that switch ℃/℉ unit first (the default is ℃) before installing batteries for the device. Powered by 2*AAA batteries (transmitter/receiver, not included). 【Simple Installation】Designed with wall hanger and retractable stand at the back, easy to mount it on wall effortlessly or just place it on the table. The temperature sensor is widely applied to baby room, bedroom, home, nursery, basement, warehouse and greenhouse.