HW30-NISTL : Humidity/Temperature Stopwatch with Limited NIST

Features

• 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
• Limited NIST Certification(NISTL) for stopwatch functions only

Specifications

• Accuracy (Watch) : ±5 seconds/24 hours
• Accuracy (RH) : ±5% (33 to 75% RH), ±7% (1 to 32% and 76 to 99%)
• Accuracy (Temp) : ±3°F
• Temperature : 14 to 122°F (-10 to 50°C)
• Resolution : 0.1/ 1 °C or °F
• Update Rate : 5 seconds in Heat Index Mode, 2 minutes in other modes
• Heat Index : 70 to 122°F (22 to 50°C)
• Humidity : 1 to 99% RH
• Memory : 30 Laps/ 30 Splits
• LAP Counter : 99 Laps
• Battery : CR2032
• Dimensions : 3.1x2.6x0.8" (79x66x23mm)
• Weight : 3 oz. (85g) with battery