Optimus presents itself as a trusted, neighborhood hardware store, helping customers find tools and supplies for their projects. The website identifies the business as Ferretería Castell and offers an online catalogue organized around home, garden, outdoor living and practical equipment needs.

Its extensive garden selection includes tools for cutting, pruning, digging and lawn care, along with plant-care products, pest-control solutions, greenhouses, seed trays and growing accessories. Customers can also find fencing, screening, garden flooring, decorative materials, artificial grass, water tanks, rainwater-recovery systems, pumps and related equipment. For outdoor leisure, the range includes barbecues and accessories, camping and beach essentials, portable coolers, inflators, tents and other outdoor products. The catalogue also covers garden lighting and decoration, mosquito nets, household pest-control products, and equipment for agriculture and livestock, including electric fencing.

Ferretería Castell provides store information and customer contact options, including email and telephone support. With its broad assortment of hardware and garden products, Optimus aims to support everyday maintenance and a variety of do-it-yourself and outdoor projects.