The Reef Factory TDS Meter Plus is an advanced tool designed for saltwater aquarium enthusiasts to monitor the quality of water being produced by their RO/DI systems. It measures total dissolved solids (TDS) in real-time, providing a clear indication of the purity of your water supply. Beyond basic TDS measurement, this meter includes smart alert functionality that notifies users when TDS levels start to rise, signaling potential issues with filter or resin performance. The TDS Meter Plus operates on a 100-240V AC power range and consumes only 3 watts of electricity, making it energy-efficient for continuous use. It comes equipped with additional accessories such as mounting straps and a fitting for easy installation in your aquarium setup.