The 1st & unique air velocity / air volume / r.h. temperature/dew point/wet bulb datalogging printer integrated 3 functions in one :program /download/print, W/ dot matrix lcd display, Not just a logger but a smart programmer, Port-able around w/o linking w/pc to program, Able to memory 99 location names for each memory or first preset on pc, Has tripod receptacle, Backlight / sleep / non-sleep mode selection
