Electronic Water Cooler with Hot and Cold Dispenser The RWC-310 uses compressor cooling power to dispense cold and hot water to suit any refreshment need. It is energy efficient and has anti-electric shock protection, also comes with a drip tray that catches overflow of water for an easy clean up. It can hold 3 - 5 gallon bottles of water. It is also equipped with LED indicator lights and a child-safety hot water faucet ensuring your family's safety. Rated voltage 110v/60Hz.