Counts down with an alarm and may be set to count up and alarm. It also has a memory. Set it once, press recall, and start counting down from the memory time. In the stopwatch mode it counts up from 1 second to 99 hours, 59 minutes, 59 seconds.

In the alarm mode it may be programmed to count down or up and alarm at any time from 1 second to 99 hours, 59 minutes, 59 seconds. Accuracy is 0.01%. The display shows the time remaining to alarm or elapsed time since alarming. To assure accuracy an individually serial-numbered Traceable Certificate is provided from Control Companys ISO 17025 calibration laboratory accredited by A2LA. It indicates traceability to standards provided by NIST (National Institute of Standards and Technology). Individually numbered keys make setting time fast and easy. Extra-large, 3/8-inch-high LCD digits are readable from 8 feet. Extra-loud, high-decibel alarm is automatically silenced after 1 minute or may be turned off manually. TIME IS UP message is displayed when set time is reached. Unique thru-zero feature shows time elapsed since the alarm has sounded. Also shows time of day.

Magnetic back allows timer to be placed on water baths or incubators. Also has a flip-open easel for standing on the lab bench, a spring fastener for attaching to a clipboard, and a hole for use with a lanyard. Replacement battery Cat. No. 350-18940.

Specifications:
• Timing range: 99 hours, 59 minutes, 59 seconds
• Resolution: 1 second
• Accuracy: 0.01%
• Size: 2-3/4 x 2-3/4 x 1/2 inches
• Weight: 1-1/2 ounces
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