HM Digital Handheld TDS Meter Detoxifiers The addition of the Narrow

The addition of the Narrow Reflector focuses the light output and allows for better light penetration in deeper sumps

Eliminates osmotic shock

For best results

Persistaent foaming indicates heavy concentration of undissolved organics

Each fixture comes preloaded with one Day White LED lamp with an expansion slot to add a second LED lamp

HM Digital Handheld TDS Meter Detoxifiers The addition of the NarrowThe TDS 4TMA handheld meter is ideal for testing TDS and salt levels of freshwater aquariums and ponds. It can also be used for testing water filtration and purification systems, such as RO and DI, to know when to changes filters and membranes. FEATURES Measures TDS and salt levels of freshwater up to 9990 ppm. Includes an internal digital thermometer (celsius only). Hold Function Locks the reading on the screen outside of the water. Auto off function