The Triplett Model RHDL95 Temperature/Humidity/Dew Point Monitor with SD Card Datalogging can simultaneously display/record Temperature, Humidity, Dew Point and Time in virtually any indoor setting. This can eliminate the manual recording of data in labs, greenhouses, warehouses, HVAC systems, storage areas, office space, classrooms, museums, and other controlled environmental settings. This unit features a user adjustable sampling rate from 1 to 720 minutes and programmable high/low alarms with audible/visual alerts for each parameter when settings are exceeded. The RHDL95 is capable of recording the highest and lowest readings with time and date stamp with the Min/Max feature. The SD card can be used for transferring recorded data to users PC in .txt format.