**FREE PRIORITY SHIPPING INCLUDED ** DWT Weather Stations Wireless Indoor Outdoor,Weather Forecast Station Thermometer Hygrometer with Sensor,Color Display Digital Weather Stations has Humidity Gauge,Alarm Clocks,Adjustable Backlight Specifications: Type: Forecast Weather Station Material: ABS/LCD Screen Color:Black/Colorful Time Format: 12/24H Temperature Detection: Indoor: 0℃~+50℃/32℉~122℉ Outdoor: -50 - 70 ℃/-58 - 158 ℉ Humidity: 1%-99% Air Pressure Examination: 600hPa/mb~1100hPa/mb(17.72inHg~32.48inHg) Resolution: 1hPa/mb(0.03inHg) Sensor Frequency: 433.92MHz RF Sensor Distance: 100m/328ft in open area Backlight Brightness Levels: 4, High bright-medium bright-soft bright-black Powered by: Plug-in adapter or 2*AA Battery(not included) Size: 7.5 X 5 X 0.7 inches -Weather Forecast Function -With outdoor wireless remote sensor (Range up to 298 feet in open area); -The weather symbols indicate weather fluctuation over the next eight hours, not the current weather. -Thermometer, Hygrometer and Barometer Function -Indoor/outdoor temperature and humidity display in optional °C or °F. Min/Max display for air humidity and temperature. -Background Lighting -If the product is powered by batteries, touch the illumination button and backlight lit 5 seconds. -If the product is plugged into the power adapter, the backlight will stay illuminated. You can press the button to adjust the brightness and close the backlight.