The TDS-1 is economically priced, reliable, & is ideal for testing applications such as hydroponics, gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water & more. Measures electrical conductivity & total dissolved solids.

Alfred’s pH Test Strips are quick, easy, & reliable! Without the correct acidity/alkalinity, the ability of your plants roots to uptake critical nutrients is severely limited.

Luster Leaf Digital Soil pH Meter measures pH levels with a stainless steel probe.
Batteries included

Hanna pH/PPM Meter HI 9813-6 is a versatile, water resistant, multiparameter portable instrument specifically designed for agricultural applications such as hydroponics and greenhouses.

Bluelab Guardian Monitor measures all three critical parameters for healthy plant growth; pH, conductivity and temperature.

Alfred Digital pH/Temperature Water Resistant Tester is an economically priced, reliable pH meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more.