1-Hour Pocket Timer

Four-digit LCD display always shows the time remaining in hours and minutes. Program it in 1-minute increments from 20 hours to 1 minute. At zero, a beeping alarm sounds for 60 seconds or may be silenced manually. In the stopwatch mode, it times from 1 second to 20 minutes and then rolls over. Also has a timeout feature in both up and down counting. Digits are 1/3 inch high for ease in viewing. Three-button operation is fast. Individually serial-numbered Traceable* Certificate is provided. It indicates traceability to standards provided by NIST. Timer has a rugged, chemical-resistant ABS case, quartz-crystal 0.01% accuracy, key chain, and 1 1/2 year continous-use, replaceable silver-oxide battery. Size is 2 x 1 1/8 x 3/8 inches. Weight is 1/2 oz.