# TRIPLETT Combination Heat Stress Stopwatch

**Brand:** [TRIPLETT](https://shop.coreranger.com/brands/TRIPLETT)
**SKU:** HSW50-NIST
**Price:** $184.78 · in stock
**URL:** https://shop.coreranger.com/product/triplett-combination-heat-stress-stopwatch-337127215

## Specifications

| Spec | Value |
|---|---|
| Model # | HSW50-NIST |
| Features | Auto Shutoff |
| Included | Batteries |
| Internet # | 337127215 |
| Returnable | 90-Day |
| Store SKU # | 1014413571 |
| Power Source | Battery Operated |
| Test Meter Type | Specialty Meter/Tester |
| Product Depth (in.) | 2.5 in |
| Product Width (in.) | 4.8 in |
| Manufacturer Warranty | 1 Year |
| Certifications and Listings | No Certifications or Listings |

## Description

The TRIPLETT HSW50-NIST Heat Stress Stopwatch with Certificate of Traceability to NIST is ideal for monitoring WBGT levels in hot environments for worker safety, sports, and outdoor activities. It features a 3-line clear display for stopwatch, time, and calendar, WBGT (Wet-Bulb Globe Temperature) monitoring with alert, 1/100-second stopwatch that measures up to 10 hours, Lap and Split Time Recording with fastest/slowest/average lap record tracking, and 2-interval countdown timer repeatable up to 999 times. Additional functions include Stroke Frequency Counter for pace tracking adjustable between 10 to 320 paces, settable daily alarm, and auto-off LCD display to save the battery. Water resistant for outdoor and sports use. Includes Lanyard, CR2450 battery and Certificate of Traceability to NIST.

• Features a 3-line clear display for time, calendar and stopwatch
• WBGT monitoring with level indicators for safety
• Auto-off LCD screen saves battery