产品名称：Traceable® Timer计时器

Extra-Extra-Loud™计时器

Traceable® Timer

hear alarms even in the noisiest environments

• One hundred decibels alerts "All Perfect" for high sound areas.
• Large display visible from 20 feet. Big display is 19mm (3/4") high.
• Programmable, 1 second to 100 hours When zero is reached, the timer starts counting up to show time elapsed since alarming. Alarm sounds for one minute or may be silenced manually.
• Traceable to NIST for accuracy
• Supplied with 2-year batteries
• Dimensions: 101.6 x 63.5 x 12.7mm (4 x 2-1/2 x 1/2 ")
• Weight: 14.2g (5 ounces)