The HORIBA U-20 series Multi-Parameter meter has been selected by R&D to be one out of 100 International products and manufacturers to be awarded the Top 100 Award for the year 2000. This is due to it's 13 parameter capability with simultaneous measurement, GPS, Data logging, 100 meter depths, fast acting galvanic DO sensor with field replaceable membranes, IP-67 water proof case and 2" probe diameter.