I have a used APEX for sale. $400 includes brain, display, PM1 with temp and PH probe plus calibration fluid. And 1 EB8.
Extras.
EB8 have 2 $100 ea.
EB4 have 1 $80
PM2 with Salinity probe and calibration fluid. $150
Extras.
EB8 have 2 $100 ea.
EB4 have 1 $80
PM2 with Salinity probe and calibration fluid. $150

