extech Total Products: 6

Desktop Air Quality Monitor Carbon Dioxide Temp Range (F) 14 Degrees to 140 Degrees F Relative Humidity Range 0.1 Percent to 99.9 Percent Includes ...

Carbon Monoxide Detector Carbon Monoxide Measurement Range (PPM) 0 to 1000 Accuracy +/-10 ppm or +/-5 Percent of Reading Whichever Is Greater Resol...

Gas Leak Detector Detects Natural Gas 1000 to 6500 PPM Propane 500 to 6500 PPM Audible Visual Indicator Features Bulit-in Static Discharge Test - B...

Digital Stopwatch Count up to 23 hr 59 min 59 sec Timing Range Accuracy +/-3 sec/day Multiline LCD Display Elapsed Time Yes Split Time Yes Calendar...

Heat Index Digital Stopwatch Count up to 9 hr 59 min 59 sec Timing Range Accuracy +/-5 sec/day 2-line LCD Display Elapsed Time Yes Split Time Yes C...

Stopwatch Digital Up to 23 hr 59 min 59 sec Timing Range Accuracy +/-3 sec/day Multiline LCD Display Decimal Display Yes Elapsed Time Yes Split Tim...