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Digital Stopwatch, Relative Humidity

Price $50.61 / each

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  • Item # 4FB70
  • Mfr. Model # HW30
  • UNSPSC # 46171603
  • Catalog Page # 833
  • Shipping Weight 0.2 lbs.
Country of Origin ChinaCountry of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Technical Specs

  • ItemDigital Stopwatch
  • Timing RangeCount up to 9 hr., 59 min., 59 sec.
  • Accuracy+/-5 Seconds per Day
  • Display2-line LCD
  • Elapsed TimeYes
  • Split TimeYes
  • Calendar DisplayAlarm clock, hourly chime, calendar
  • 12/24 Hour Clock OperationYes
  • Countdown TimerYes
  • Lap Counter99
  • Memory Recall30 lap/split memory
  • FeaturesTemperature, Humidity, Heat Index
  • Temp. Range14 to 122 F
  • Battery TypeCR2032
  • IncludesBattery, 39" Neck Strap, Instructions
  • Manufacturers Warranty Length1 year
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Compliance and Restrictions

  • This product contains a chemical that is regulated under California Proposition 65.

    Warning: This product contains a chemical known to the State of California to cause cancer.

    Warning: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm.


Digital Stopwatches
All models feature elapsed time, split time, calendar display, 12/24-hr. clock operation, and alarm. Each includes lanyard and battery. Elapsed Time (Max.)—Measures the total amount of time between the start and finish of an event. Split Time—Allows time to be taken at different intervals of an overall race or test. 12/24 Hr. Clock Operation—Displays conventional and military time. Countdown Timer—Counts down from a preset start point. Hour Chime—Beeps once every hour on the hour. Snooze Alarm—When alarm sounds, this function allows a time delay before the alarm sounds again. Lap Counter—Tracks the number of laps completed. Pacer Function—Provides an audible metronome for use as a heart rate/pulse comparator or as a walk/run pace guide. Decimal Display—Tracks time in 1100th sec. vs. 160th sec. Memory Recall—Allows multiple lap times to be stored for future review. Temperature/Humidity/Heat Index—Displays relative humidity, ambient temperature (in °F or °C), and calculated heat index. Water Resistant—Resists rain/perspiration. Backlit—Crystal is backlit for better visibility in low light. NIST Certified—Certified to meet standards traceable back to the National Institute of Standards and Technology.

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