HM Digital Ec-3 Hm Digital Water Test Meter

Product Description: An EC meter (aka nutrient pen, stick or tester) is an inexpensive and convenient digital tool to instantly check your overall water quality. EC = Electrical Conductivity, which is a measure of the water's ability to conduct electricity. With the push of a button, the EC-3 can tell you your overall water purity level, which will be displayed on the screen in µS (micro-Siemens). The lower the EC level, the purer the water, with 0 µS being pure H2O. The EC-3 is great for checking your tap water quality, or knowing when to change a filter. (The meter does not test for biological contaminants.) The EC-3 is a great tool for drinking water, water filtration and purification, colloidal silver, hydroponics (test your nutrients), aquariums, RO/DI systems, pools and spas, commercial and industrial applications and more. The EC-3 is a rugged model that includes a protective carrying case. This is the world's most popular handheld EC meter for industry professionals. Dual resolution suits the unit to both residential and commercial applications Carrying case with convenient belt clip NOTE: P.O. Boxes deliveries are not available.