High-Precision Monitoring: Accurately measures indoor temperatures from +14.2℉ to +122℉ (-9.9℃ to 50℃) and outdoor temperatures from -40℉ to +158℉(-40℃ to 70℃), with humidity levels ranging from 20% to 95%, delivering precise real-time environmental data

Instant Data Overview: The 5'' LCD screen with optimal viewing angles presents essential information at a glance, including indoor and outdoor temperature (°C/°F), humidity, pressure trends, time, weather forecast, and daily MAX/MIN data

Stable Wireless Transmission: Utilizes advanced wireless technology to transmit outdoor data to the indoor display every 30 seconds, with a 330-foot (100 m) range, ensuring easy installation without the need for complex wiring

Weather Forecasting: Equipped with a built-in pressure sensor, it predicts 12-24 hour weather trends and tracks the max/min temperature and humidity from the past 24 hours, helping you optimize your indoor environment more effectively

Flexible Power Options: Power the device via USB-C charging or 2 x AAA batteries. In battery mode, the screen offers three adjustable brightness levels. To prevent data loss during power outages and keep the display illuminated, we recommend installing batteries as a backup.