Indoor Outdoor Weather Thermometer Hygrometer With 3 Remote Sensors : Thermometer Hygrometer can measure indoor and outdoor temperature and operation, convert between temperature and Fahrenheit degrees, set specific and specific temperature and humidity memory, can display historical temperature and humidity data Two high magnetic magnets on the side case of the Weather Station, which can be adsorbed on objects mechanical, can also be in horizontal position Full color, large LCD without viewing angle, With backlight, backlight turns on automatically after 30 seconds of inactivity, high-efficiency touch key control, easy entry, alarm clock, snooze function Ambient temperature range: - C - 70C (-4 F - 158 ), Ambient temperature range: -40C - 70C (-40 F - 158 ), Humidity range: 20% - 95% The outdoor unit can be hung from the hanging holes or turn on office, Standard outdoor unit Specification: Material: Plastic; Size: Thermometer hygrometer: 95 x 26 x 112MM / 3.74 x 1.02 x 4.41 inch; Remote Sensor: 53 x 25 x 112MM / 2.09 x 0.98 x 4.41 inch includes: 1 set wireless indoor outdoor weather 1 English manual!