SC636W Heat Stress Stopwatch

Dual or split timer provides accurate and responsive Heat Index readings quickly and easily available at a glance. Features: * Provides readings for Temperature, Humidity, Heat Index, & Dew Point * Visual bar graph continually displays Heat & Comfort Level Indexes * Lap or Dual Split Timing options with Lap Counter to 99 readings * Measures Fahrenheit and Celsius * 2 separate 30 Dual Memory modes * Recalls fastest, average, and slowest lap times * 1/100 second resolution up to 10 hours * Countdown Timer from 1 second to 10 hours * Time of Day * Daily Alarm * Calendar * Water resistant * Extra life replaceable CR2032 battery