EC/TDS/Temp Water Resistant HydroTester
$52.00
EC/TDS/Temp Water Resistant HydroTester: The COM-80 is easily the most advanced economically priced, reliable EC/TDS meter on the market. With its versatility and durability, it is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more.