YSI ProSeries Professional Plus-Full Featured Multiparameter Meter Twine So why choose the Stainless

So why choose the Stainless Steel Mega-Monsoon® XL

Rechargeable NiCad Battery Packs

Wind Direction

PC Interface Cable

A heavy-duty ultrasonic thickness gauge

YSI ProSeries Professional Plus-Full Featured Multiparameter Meter Twine So why choose the StainlessThe YSI Professional Plus handheld multiparameter meter provides extreme flexibility for the measurement of a variety of combinations for dissolved oxygen, conductivity, specific conductance, salinity, resistivity, total dissolved solids (TDS), pH, ORP, pH ORP combination, ammonium (ammonia), nitrate, chloride and temperature. Also a very powerful lab instrument for BODs, pH and ORP.