supply of humidity/dew point/wet bulb temperaturehumidity/dew point/wet bulb temperature,humidity/dew point/wet bulb temperature meter with the following specificatio ns. 1. measures dew point and wet bulb temperatures contactless 2. backlit dual display of humidity and te mperature 3. 99 record storage capacity 4. ergonomic design with belt clip and protective holster 5. tempe rature ranges from -20 to 60 degree celsius 6. relative humidity ranges from 5 to 95 percent 7. min/max/a verage data hold 8. low battery indicator 9. temperature accuracy plus or minus 1.0 degree celsius 10. re solution 0.1 degree celsius 11. temperature update rate: 500 ms 12. battery operated 13. auto power off f eature warranty: minimum 12 months make: fluke, positector, htc, cem instruments [ warranty period: 12 months after the date of delivery ] ] => limited