ON SALE

The TDS-3 is ideal for commercial use or is a great tool for the expert grower.  It includes a custom carrying case with belt clip and is highly efficent and accurate due to its advanced microprocessor technology. It features a precise measurement range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1 part per million. From 1000 to 9990 ppm, the resolution is in increments of 10 ppm which is indicated by a blinking 'x10' image.