Weather Forecast with Sunny, Slightly Cloudy, Cloudy, Rainy and Cloud Burst.Temperature range outdoor: -50°C ~ +70C(-58F ~ 158F)Temperature range indoor: 0°C ~ +50°C(32F ~ 122F)Humidity range: 30 ~ 90%Transmission range: 30 meters(100 feet) open area.3 RF channels monitor temperature up to 3 locations.Max/Min Memory for Humidity,Indoor and Outdoor Temperature.Perpetual Calendar Up to Year 2069 with day of week(8 Languages selectable).Moon Phase and high Tide indicator.Battery Main Unit: DC 1.5 V AA size x 2 pcs(included)Battery Sensor Unit: DC 1.5 V AAA size x 2 pcs(included)

Sales unit gross weight:0.41 kg