- Measures temperature (C/F) and humidity indoors and outdoors. Indoor temperature range: -10 to 50 C (14 to 122 F). Outdoor temperature range: -20 to 60 C (-4 to 149 F). Humidity range: 1 to 99% for both indoor and outdoor. - Records max/min values for temperature and humidity indoors and outdoors. Provides weather forecast for the next 12 to 24 hours. Calendar function with selectable display format: Month/Date or Date/Month. - Time, alarm and snooze functions. Time display available in 12/24-hour formats. - Temperature trend indication with arrows. Supports up to 3 wireless outdoor sensor channels (only one sensor included). Use scenarios: - In a home living area to monitor indoor climate, support comfortable living and optimize heating or cooling decisions. - In a greenhouse or grow area to track microclimate, helping protect plants by comparing indoor and outdoor conditions. - On a balcony, patio, or yard to plan outdoor activities with forecast and temperature trends.