Read the temperature and RH inside a humidity chamber or desiccator without opening the door. Mount the wireless thermometer hygrometer sensor in green houses, warehouses, air ducts and other hard to ...

This attractive watch automatically adjusts to the correct time based on radio signals broadcast by the NIST’s atomic clock located in Boulder, CO. Serves as a reference for exact time in the lab or...

The 2 1/2”H x 1 1/4"W bright red LED digits are easily seen from across the room in darkness as well as in light. This wall clock has a 12-hour display format and has PM and alarm indicators. Both t...

A quartz crystal movement, in a sealed water and dust resistant case, ensures the accuracy accuracy and reliability of this wall clock - even in conditions of 100% humidity. Use in areas of high dust ...

A quartz crystal movement, in a sealed water and dust resistant case, ensures the accuracy and reliability of this wall clock - even in conditions of 100% humidity. Use in areas of high dust and humid...

This modern, executive-style weather station clock displays the ambient temperature in C and F, relative humidity, and time. Features a thick 3/16"(5mm) plate- glass disk suspended in front of a brush...