Traceable Giant-Digit Timer

Convenient laboratory timer with giant size digits over 1 high that are visible from a distance of up to fifty feet. Convenient three button operation starts and stops countdown timing cycle on and counts up during alarm. Timing range is 99 minutes and 59 seconds with 0.01% accuracy. Also includes memory reset feature. Supplied with certificate of calibration and battery. Channels/Zones: 1 Timing Capacity: 99 minutes, 59 seconds Timing Accuracy: 0.01% accuracy Timing Resolution: 1 second Memory: Yes Count Up/Count Down: count up/down Dimensions: 3 1/3 x 3 x 1/2 Inches Weight: 2 3/4 ounce Traceable: YesShipping Weight: 0.5 lbsShipping Dimensions: 3.25 x 3.88 x 1.00Research or further manufacturing use only, not for food or drug use.