The AquaReady Sigma-1 In-Sump Media Reactor is a cutting-edge filtration solution designed to optimize water quality in your aquarium. Perfect for both fresh and saltwater systems, this reactor accommodates a variety of media, including carbon, GFO, and bio pellets, ensuring crystal-clear water and a healthy environment for your aquatic life. Features: Versatile Media Compatibility: Suitable for carbon, GFO, bio pellets, and other media types. Efficient Design: Maximizes media contact for superior filtration performance. Durable Construction: Made from high-quality acrylic for long-lasting use. Easy Installation: User-friendly setup and maintenance, ideal for both beginners and experienced aquarists. Compact Size: Fits seamlessly in your sump, saving space while providing powerful filtration. Technical Specifications Footprint: 3.94" x 4.33" Height: 13.39" Rating: Using Activated Carbon: 1 Cup Max​ Using GFO: 3/4 Cup Max Pump Inlcuded Power Consumption: 2.8 W