The Hot Headz Extension Cord Safety Seal creates a water tight, safe electrical connection in seconds. It features a durable weather and water-resistant rubber gasket seal that surrounds the entire closure to keep you cord connections dry and free from dust, dirt, and debris. It will keep your connections clean and dry in rain, snow, ice and other weather. (NOTE: This product is water-resistant, NOT waterproof. Not for use under water and will not keep out water under extremely wet conditions. ) The Safety Seal protects your cords, lights, tools, and accessories from water, dirt, and other debris that can cause dangerous electrical shorts and other damage. It is simple, practical, and easy to use. Simply connect your cords, place into the safety seal and close—no tools or installation required. A snap-lock lid flap and adjustable cord slots keep your cords securely connected and in place even when tugging on cords while using power tools and equipment during lawn and garden work. The Safety Seal is made with durable, heavy-duty molded plastic to withstand rain, snow, ice, dirt and dust. The large housing fits grounded extension cords, large cord connections and even strings of lights and/or cords. It will also fit a wide variety of cord sizes, from 12-gauge and smaller. The uses and applications of the Safety Seal are only limited to your imagination. Some examples include: Christmas lights, Halloween lights and string lights, lawn tools and accessories, garden tools, hedge trimmers, power tools, air conditioners, ac units, heaters, garden pools and fountains, fountain pumps, swimming pool and water feature pumps, sump pumps, security cameras, animal feeders, bird baths, bird bath heaters, dog house heaters, chicken coop heaters and feeders, chicken waterers, greenhouse heaters, car battery chargers, trickle chargers, battery tenders and maintainers, RV winterizing kits, RV surge protectors and more!