• Extech HW30 HeatWatch™ Humidity/Temperature Stopwatch

Digital UP/DOWN timer displays Temperature, Humidity, and Heat Index:

This HW30 multi-function stopwatch displays a digital up/down timer, temperature, humidity and heat index. The heat index measurement shows how hot it feels when humidity is combined with the actual temperature. Ideal for use in hot weather conditions. Additional features include a 12/24-hour clock, stopwatch, 30 lap/split memory and programmable alarm. HW30 Humidity/Temperature HeatWatch comes with lanyard, battery, and operating instructions.

  • User adjustable Heat Index alarm
  • Stopwatch/chronograph mode with 1/100 second resolution
  • Fastest/Slowest/Average Lap recall
  • 99 lap counter with 30 lap/split memory
  • 10 hour countdown timer with audible beeper warning for the last 5 seconds
  • Programmable alarm
  • Calendar mode displays day, month, and date


Specifications                                                    Range
Timing capacity                                       9hrs, 59mins, and 59secs
Accuracy                                                   ±5 seconds/day
Lap Memory                                            30 laps
Heat Index                                                70 to 122°F (22 to 50°C)
Temperature                                          14 to 122°F (-10 to 50°C)
Humidity                                                  1 to 99%
Dimensions/ Wt                                     3.1 x 2.6 x 0.8" (79 x 66 x 21mm)/ 3oz (85g)


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Extech HW30 HeatWatch™ Humidity/Temperature Stopwatch


Tags: HeatWatch™ Humidity/Temperature Stopwatch