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SP Bel-Art H-B® DURAC® Single-Channel Electronic Timer with Certificate of Calibration, Bel-Art Products, a part of SP

Single-channel, three-button timer has a timing capacity of 99 minutes: 59 seconds, counts either up or down, and remember the last time set.

This single-channel timer is switchable between 19 hours: 59 minutes and 99 minutes:59 seconds.

This four-channel timer has a built-in white board and dry erase marker with eraser tip that helps keep track of time and other critical information.

This ten-button timer allows direct input for faster programming of desired time.

Clearance

Measures velocity and acceleration with durability and accuracy.

Measure the speed and acceleration of objects by counting the number of dots in a measured length of ticker tape.

A great option for measuring motion when an external power supply is not available.

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