Easily keep track of time of day in hours and minutes with any of these wall-mounted clocks. Large numbers displayed against neutral backgrounds are visible from anywhere in the room and are easy to read. Digital models can display additional information such as ambient temperature, humidity, day of the week, and automatically adjust for daylight savings or leap year. All radio-calibrated digital clocks come with certifications of traceability to standards. These large wall clocks are perfect for your office or laboratory requirements.