The Freeze Free Hose is a revolutionary heated hose. Plugs into your own GFCI protected extension cord to prevent freezing and provide water flow in below freezing temperature. Electric "cuff" protects electrical plug from weather damage and meets NSF-61 Annex G requirements ensuring you this is a safe product for your outdoor applications. When purchasing a heated water hose you want to quality and performance. Our Freeze Free Hose is made in the USA and is not a low quality import like many other heated hose on the market. The auto on/off feature turns on when air temperature reaches 35°F , turns off when air temperature reaches 48°F – saving energy, money and extending the longevity of the hose (25' hose draws 200 watts [when on] 50' hose draws 400 watts [when on]). It is the perfect heated water hose for rv, livestock and outside application where you need constant water flow in cold temps. The Freeze Free Hose is a GatorHyde Drinking Water Safe Hose with 120VAC that is made from 50% pre-consumer recycled materials. We believe this is the best heated hose on the market. Made in the USA.