Marey Power Gas 10L 3.1 GPM Propane Gas Tankless Water Heater Provide endless hot water on demand and only as needed Save up to 60% on electricity bills for water heating Compact design saves space and is easy to install almost anywhere No electrical connection is required so it's perfect alternative for those homes experiencing frequent power outages Unlimited hot water whenever is needed 5-year warranty Allows water temperature to be controlled Rustproof, no water loss due to leaks Works easily with low levels of water pressure