Hydros Control XS Starter Pack Amazon Specific Designed for aquariums from 20

Designed for aquariums from 20 to 70 gallons with flow rates up to 700 GPH

Pelletized activated carbon for aquarium chemical filtration

Blend of cation and anion resin for final water polishing

handle it gently and avoid burying large portions deeply in the substrate

Hydros Control XS Starter Pack Amazon Specific Designed for aquariums from 20Hydros Control XS Starter Pack Hydros XS Controller Starter Kit Overview The HYDROS Control XS Starter Kit is the ideal solution for small to midsize aquariums. This controller includes 4 universal use Sense Ports for aquarium parameter measurement and safety. It's perfect as a standalone controller for a basic saltwater or freshwater tank or combine it with other HYDROS devices as part of a larger system! What's Included 1x Control XS Unit 1x Power