Our DM-1 dual-channel TDS tester is an essential accessory for any RO water filter system. It separately detects the total dissolved solids of incoming tap water and filtered pure water at the same time, letting you clearly know the actual filtration effect of your water purifier at a glance.
Built with accurate sensor components, this water quality detector maintains reliable readings during long-term continuous working. It connects to water pipes effortlessly with quick-fit fittings, ideal for DIY installation without plumbers needed. Small size saves installation space and it works steadily for years without frequent maintenance. Suitable for home drinking water systems, small cafes, offices and hydroponic planting scenarios. Wholesale and drop-shipping services are available for global online store partners.