Finally an energy efficient water dispenser! The Vitapur VWD2636BLK countertop water dispenser uses patented Insta-Hot technology to flash heat your water only when you need it. Don’t waste energy like those old water dispensers that keep re-heating your water all day!Not only can the Vitapur Countertop Water Dispenser dispense hot water but also cold and room temperature! The buttons are easy to use and even comes with a child safety lock to make sure those little hands do not get burnt.The VWD2636BLK can be used with both 3 or 5 gallon water bottles and most water filtration systems. Not only is this water dispenser energy efficient but it also is super compatible to fit your needs.