NIST traceable Large, 10" dial Quartz-crystal timing Clock has 0.01% accuracy. Thermometer range is -20° to 55°C (10° to 130°F) with ±1.5° accuracy. The hygrometer measures humidity from 0 to 100% with ±5% RH accuracy. Includes an NIST traceable certificate and one AA battery.

Accurate to 1/10,000 of a second Automatically adjusts for daylight savings time Large digits are easy to read, even from far away Clock receives a controlling radio signal from NIST's atomic clock in Colorado to maintain accuracy and automatically adjust for daylight savings time…

Quartz-crystal accuracy Large, 2 1/8" LCD digits NIST traceable Unit displays time in 12-hour AM/PM or 24-hour military time. Temperature can be displayed in °C or °F. Perpetual calendar shows month, date, day of week and automatically adjusts for leap year. Clock includes an individually…

3-5/8 inch high big digits for visibility from 25 feet Radio signal from NIST’s Colorado atomic clock automatically sets correct date/time; calendar displays month/date and day Temperature range: 32 to 113°F (0 to 45°C); resolution: 0.1° Relative Humidity range: 20 to…

Ideal for washdown areas Modern, easy-to-read design Displays temperature from -4 to 104°F (-20 to 40°C) An o-ring sealed, waterproof/dustproof ABS impact-resistant case makes this clock ideal for wash-down areas, outdoors and many other harsh environments. Modern style clock features large…

Sleek, low-profile design Triple display with superior visibility The ultra-modern, stylish clock has crisp, highly visible dials that can be read at 25 feet. The large 9" clock face has a bright orange, sweeping second hand for superior visibility. The 3" thermometer dial displays…