The IHeat S-7 electric tankless water heater is the perfect product for point of use applications. The S-7 has been manufactured in to handle 2 hand sinks in the warmer climates. FL, GA, TX, LA and AZ. It?s small enough to be installed underneath a kitchen sink, or bathroom vanity, and since it?s electric you do not need to install costly exhaust pipes. The M series comes equipped with a digital display allowing you to choose a range of temperatures from 80 degree F to 140 degree F, (DOE recommends setting heaters at 120 degree F).