Clock function Displays time in 12 hour or 24 hour format Two daily alarms for routine reminders Automatic snooze function available (OFF or 5–60 minutes) Perpetual calendar up to the year 2099 Function and measurements Displays indoor and outdoor temperature and humidity Humidity range: 20% to 95% RH Indoor temperature range: 99 to 50°C (15°F to 122°F) Outdoor temperature range: 40°C to 70°C (40°F to 158°F) Min/Max display for humidity and temperature Temperature and humidity trend indicator Weather station features Weather forecasting function Sunrise and sunset times (city selection) Moon phases and tides display Outdoor temperature upper and lower limit alerts and frost warning Indoor comfort level and mildew risk indicators Wireless outdoor sensor Wall mounted or table stand sensor with 433.92 MHz transmission Transmission range up to 60 meters in open area Up to 3 wireless outdoor sensors can be connected Package includes 1 wireless outdoor sensor Use scenarios Family home monitoring: keep track of indoor comfort and outdoor conditions to plan daily activities, protect electronics, and optimize heating or cooling Greenhouse or sunroom management: monitor temperature and humidity to maintain plant health, use min/max and trend data to adjust ventilation and irrigation Outdoor planning and safety: use weather forecasts, sunrise/sunset, tides, and moon phases to plan outdoor activities, boating, fishing, or gardening with better timing and awareness of conditions