Aqua TROLL 400 Multiparameter Probe Barologger the Rugged TROLL 100 is

the Rugged TROLL 100 is 2

● Maximum impact protection using TPR pod technology

4 external pockets and contrast tape configuration the US392 is designed with women in mind

Maximum Amp Draw - 35 amps DC

QED Sample Pro 3/4" Bladder Pump

Aqua TROLL 400 Multiparameter Probe Barologger the Rugged TROLL 100 isAqua TROLL 400 Multiparameter Probe The Aqua TROLL 400 simplifies decision making with a fixed set of sensors that measure: Actual and specific conductivity, salinity, total dissolved solids, resistivity and density Dissolved oxygen (optical RDO) ORP pH Temperature Water level and water pressure (absolute) Rugged and compact, the Aqua TROLL 400 can be deployed for months of unattended operation in harsh field conditions. And because its easy to