Package contents: 1 x rain gauge, 1 x receiver, 1 x user manual, 2 x screws. Rain measurement range: 0～19,999 mm Outdoor temperature: -40 ~ +65°C (-40°F ~ +149°F) Indoor temperature: -9.9 ~ +60°C (-15.8°F ~ +176°F) Temperature accuracy: ±1.0°C Power supply: Receiver: 2 x AA alkaline batteries (not included) Rain gauge: 2 x AAA alkaline batteries (not included) Range: Up to 100 meters (330 feet) Transmission frequency: 433 MHz Time and date with manual setting option 12/24 hour mode for indoor and outdoor temperature; Detailed display of precipitation data for 1 hour, 24 hours, weeks, months, and totals since last reset (choice of inches or millimeters); Precipitation range: 0 to 19,999 mm, outdoor temperature: -40 to +65 °C (-40 °F to 149 °F), indoor temperature: -9.9 to +60 °C (-15.8 °F to 176 °F), temperature accuracy: ±1.0 °C. Wireless transmission of outdoor temperature and precipitation, with a thermometer to measure indoor and outdoor temperature; Good quality product