Feature:1. MEASURING DATA: This weather monitor can measure indoor and outdoor temperature and humidity, as well as outdoor wind speed and direction.2. COLOR SCREEN: This wireless weather monitor has a large color display screen that allows for easy viewing of data from many different angles.3. WIRELESS FUNCTION: All data is wirelessly transmitted from outdoor sensor to the station, improving the reception range to ensure accurate measurement.4. EASY INSTALLATION: Equipped with outdoor sensor, power cord, fasteners, etc., this wireless weather meter is easy to install, convenient and practical.5. APPLICABLE PLACES: Display base station can be conveniently placed on tables in any room, child room, basement, warehouse, or greenhouse.Specification:Item Type: Weather MonitorMaterial: ABSOutdoor Sensor Power Supply: 2 x AA Dry Battery (not included)Indoor Display Screen Power Supply: 3 x AA Dry Battery (not included) or DC 5V power cableOutdoor Data: Open Ground Transmission Distance: 100 meter / 328ftFrequency: 433MHzTemperature Range: -40-60 (-40-140)Accuracy: 1Resolution: 0.1Humidity Range: 10%-99%Accuracy: 4% in range 20-80%RH, 6% in other rangesRainfall Display: 0-9999mm (out of range display---)Accuracy: 6%Resolution: 0.3mm (if rainfall <1000mm), 1mm (if rainfall >1000mm)Wind Speed: 0-50m/s (0-100mph) (out of range display---)Accuracy: 1m/s (wind speed <5m/s), 10% (wind speed >5m/s)Temperature Humidity Sensor Measurement Interval: 48 secondsWaterproof Grade: IPX3Indoor Data: Pressure Temperature Measurement Interval: 48 secondsIndoor Temperature Range: 0-50 (32-122) (out of range display---)Resolution: 0.1Humidity Range: 10%-99%Resolution: 1%Pressure Measurement Range: 300-1100hpa (8.85inHg-32.5inHg)Accuracy: 3hpa (absolute pressure), 3hpa at 700-1100hPaResolution: 0.1hpa (0.01inHg)Alarm Duration: 120 seconds.Package List:1 x Monitor1 x Outdoor Sensor1 x Power Cord1 x Weather Vane1 x Wind Speed Vane2 x U Bolts4 x Nuts1 x Bolt Plate1 x Wrench1 x User ManualNote:The bracket used for the sensor is a rod with a diameter of approximately 1 to 2in (not included) and tightened with 2 U bolts.