Indoor Outdoor Wireless Weather Station 110V / 220V with 2 Sensors Indoor Temp. / Resolution: -10~60C (14~140F) / 0.1C, Outdoor Temp./Resolution: -25~70C (-13~158F) / 0.1C Indoor/Outdoor Humidity Range: 20~99%, Resolution: 1% ; Humidity Tolerance: 5% Weather Forecast : sunny, slightly cloudy, cloudy, rainy, heavy rain, snow, and heavy snow ----- and ----- Moon phase display ( New Moon, Waxing Moon, Full Moon, Waning Moon) ----- Freezing Point Alert when outdoor temperature is between (-4~1C) Channels : CH1, CH2, CH3 (comes with 2 sensors included in the set) ----- Barometer Scope: 800~1100HPA NOTE: we can PROVIDE 110V or 220V Power Adaptor ; 3 x 1.5V AA batteries can only be used as power supply