K&H Pet Products Thermo-Hose Ice Free Heated Water Hose is the solution for anyone that uses a hose in winter months in frigid temperatures. Just plug it in, heat the hose for 20 minutes and you will have an ice-free flexible hose to use, or leave it plugged in all the time for more frequent users. No freeze water hose is thermostatically-controlled and is constructed of durable 5/8” double-wall rubber hose with solid brass couplings. This quality hose turns itself off during warmer weather. No need to drain hose between uses. K&H outdoor heated hoses have been tested & are certified by MET Labs and exceeds USA/CA electrical safety standards; K&H doesn't just use safety listed parts, we safety certify the entire product - For outdoor use with 110/120 volt electrical current only. Designed & patented by K&H with OVER 20 years of experience in creating safe, innovative, quality products for pets; two-year limited warranty.