Features:<br> Large Color ScreenLarge color screen, which displays more informations you need: Time Calendar Week Comfort Index Pressure Tide Moon phase Indoor outdoor temperature and humidity Weather forecast Trend prediction Local sunrise and sunset and more.<br> Wireless Outdoor SensorWall mount or table stand, 433.92MHZ RF transmitting frequency, 60 meters transmission range in an open area. Up to 3 wireless outdoor sensors can be connected(package include 1 sensor)<br> Switchable FormatTemperature alternatively in Fahrenheit or celsius . Pressure alternatively in inHg or hPamb. Time in 1224HR format.  Dual alarms with snooze function ( OFF or 5 ~ 60min)<br> Brightness Adjustable 5 levels brightness backlight(high low 4 levels, closed) with night mode. Only when the power supply is working can the backlight be turned on continuously. When powered by the battery, the backlight will light up for 15 seconds.<br> Other FunctionsDisplay indoor level 3 mold risk warning and indoor and outdoor level 5 comfort level. Equipped with indoor and outdoor temperature and humidity upper and lower limit alarms and frost point alarms.<br> Widely UsedSuits various scenario like bedroom, attic, garage, pet case, cellar, refrige etc.<br> Note: three sensors can be used at the same time, and one sensor is provided by default for delivery. The single sensor SPU:E23975.<br> <br> Specifications:<br> Perpetual Calendar Up to Year 2099<br> Days of week in 8 languages: English, French, Italian, Spanish, Netherlands, Danish, Poland, German<br> 6 Weather Forecasts: sunny, cloudy, cloudy, drizzle, rain, snow<br> Indoor Outdoor measurable range: 20percent RH~95percent RH<br> Indoor Temperature Measurement Ranges : -9.9 celsius ~50 celsius 15 Fahrenheit ~122 Fahrenheit <br> Outdoor Temperature Measurement Ranges : -40 celsius ~70 celsius -40 Fahrenheit ~158 Fahrenheit <br> Minimum maximum display for air humidity and temperature<br> Atmospheric Pressure Measurement Ranges : 17.72 inHg to 32.50 inHg(600 hPamb to 1100 hPamb)<br> Power Supply:<br> Weather Station: Battery : 2 X LR03 AAA(not included) , Power input : DC 5V 600mA<br> Wireless Outdoor Sensor: Battery : 2 X LR6 AA(not included)<br> Material: ABS<br> Weather Station Size: 17.2 * 14 * 2.7cm 6.77 * 5.51 * 1.06 inch<br> Sensor Size: 9.7 * 3.2 * 5cm 3.82 * 1.26 * 1.97 inch<br> Package Size: 18.6 * 15.3 * 7 cm 7.32 * 6.02 * 2.75 inch<br> Package Weight: 540g 19.05oz<br> <br> Package List:<br> 1 * Weather Station<br> 1 * Sensor<br> 1 * USB Power Cable<br> 1 * User Manual (ENDEFRITES)