Reliable TDS/PPM Monitor with Automatic Temperature Compensation. Features a large, easy-to-read LED screen with a visual alarm that activates when reading is higher or lower than the user-selected setpoint. Also comes with 12V adapter, mounting kit, MA812/2 ppm probe with 2m cable, probe holder, 20ml 1382 ppm calibration solution, and screwdriver for calibration.

Note: We ship only to the USA and Canada.