The latest technology in hot water bag. Simply plug this into your home outlet, the light will turn in 5-7 minutes to indicate it’s now ready to warm you up for up to 6 hours. The electric hot water bag is durable with a triple layer to prevent leakage and auto- shutoff to prevent overheating. It’s easy to use and portable size is great for travelling, at the office, for home use or just about anywhere you want to feel warm comfort to relieve stress, aching muscles and joints pain. The product includes one electric hot water bag and outlet cord.