The heating pad is used to provide warmth, of heat to a specific part of the body to provide relief from the pain. This hot water bag is a high-quality reliever from aches in cold climatic conditions and makes you feel comfortable.Heating pad gives you relief from pain.place it in the region of pain and the effect can be felt in minutes. Used as a natural body warmer and also for heat therapy treatment. Color and design is subject to availibility as per stock Please note,The device can be connected to electricity to heat the water inside. There is no battery inside. Hence no risk of electric shock. Its perfectly safe to use.