GraLab 555 Electronic Switching Timer
The 555 is ready to go to work for you. This timer is excellent for timing kinetic experiments, start and stop times for gas chromatography, safety shutoff on critical equipment, centrifuges, x-ray equipment and quality control analysis. The 555 has an instantly repeatable time cycle.
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• Extensive timing capacity...from .1 second to 59 minutes 59.9 seconds
• Ability to count down or up
• Display made up of 5 LED's...1/2' inch to report minutes, seconds and tenths of a second
• Automatic reset feature with the capability to repeat a cycle over and over by pushing a single button
• LED lights indicate which outlet is on
• LED light indicator for count down/up function
• Display intensity options
• 3 brightness levels
• Off
• Variable audio signal
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