Nemo Box is an online store specializing in products and equipment for aquariums and other aquatic environments. Its catalog serves aquarium hobbyists with supplies for setup, lighting, maintenance, and day-to-day care. Shoppers can browse aquariums, LED lighting, circulation and water pumps, filters, air compressors, automatic feeders, water conditioners, thermometers, and thermostats. The store also offers foods, aquatic plants, decorations, substrates, filter media, magnetic cleaners, siphons, skimmers, salts, air stones, and replacement parts, along with accessories such as CO₂ regulators.

Nemo Box carries products from brands including Red Sea, Boyu, Micmol, Sicce, Tunze, Prodac, Kamoer, and Blue Treasure. Featured items include marine and planted aquarium lights and submersible pumps. Customers can shop online, create an account, manage orders and favorites, and track deliveries using an order code. The site provides contact by phone, WhatsApp, and email, and invites visitors to subscribe to its newsletter for product launches and offers. Checkout information includes installment payments and Pix pricing on listed products.