FeaturesAtomic radio controlled time display with alarm and snooze functionsWireless outdoor sensor included Large transparent weather station with crystal clear LED displayTemperature readings indoors and outIndoor humidity displayNo matter if you like it hot or cold, this National Geographic Weather Station - Transparent is guaranteed to be cool all year round!Its large, transparent screen gives a constant display of temperature indoors and out, plus a humidity reading indoors. A separate unit is supplied which sends details of the outdoor conditions wirelessly.The unit also features a super-accurate time display which is controlled by the atomic clock signal and there’s even an alarm function with a snooze facility.The National Geographic transparent weather station is designed to give many years of great service and for extra peace of mind, registering the purchase means that you have a FIVE-YEAR warranty.