UNIMPRINTED,Black - Featuring 12/24 hour display, date and weekday display, automatic snooze function. 4 weather icons laser engraved in 3D inside the crystal block (sun- red light, sun with cloud - green Light, cloud - white light and rain - blue light) Temperature display in degreeC/degreeF, indoor/outdoor thermometer and indoor/outdoor hygrometer. Powered by AC/DC, DC power adaptor included. Includes two AAA batteries for the sensor. Temperature ranges between -20degreeC (-4degreeF) and 50degreeC (122degreeF).