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Extech Humidity/Thermometer/Heat Index Stopwatch

Extech  |   Mfr# HW30  |   Item# DO-94410-70

$44.99 USD/EACH

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  • User settable Heat Index alarm
  • Stopwatch/chronograph mode with 1/100 second resolution
  • Fastest/Slowest/Average Lap Recall
  • 99 lap counter with 30 lap/split memeory
  • 10 hour countdown timer with audible beeper warning for the last 5 seconds
  • Programmable alarm
  • Calendar mode displays day, month and date
  • 12 or 24 hour clock operation
  • 39" lanyard and battery included
Timing capacity 9 hours, 59 minutes, 59 seconds
Product Type Stopwatches
Display LCD,0.75 in H
Count direction Up
Clock 12 or 24 hour
Alarm Yes
Resolution 0.01 seconds
Power 3 V button cell battery (included)
Timing modes Single-event, lap, cumulative split
Temp range 14 to 122°F (-10 to 50°C)
Model HW30
Qty/ea 1
Dimensions 2.6 in W x 3.1 in H x 0.8 in D (66 x 79 x 21mm)
Brand Extech
Accuracy ±5 seconds/day
Manufacturer number HW30


at $140.00 USD/EACH
Usually ships in 8 days.

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