Displays temperature and relative humidity / wet bulb temperature / dewpoint Max./min. values Hold button to freeze readings Display light Auto Off function TopSafe, the indestructible protection case (optional) Patented humidity sensor 2 year guaranteed long-term stability TopSafe, instrument protection against dirt and knocks (optional) Go for TST0191 if you do not need a cable
- Dataloggin, Quick-response capacitance sensor, accurate measurement for wet bulb globe temperature(WBGT), black globe temperature(TG), humidity(%RH), air temperature(TA), wet bulb(WET) and dew point(DEW). - Max/Min and data hold. - Low battery indication. - LCD display with LED backlight. - Viewing data records. - Switch the temperature unit to ℃ or ℉. - Brass black ball in 50mm diameter. - WBGT alarm setting. - Auto power off with disable function. - Data logging capacity: 12000 records, USB PC serial interface (TM-188D). - Sampling interval: Max 24 hours; Min 1 Second (TM-188D).

