The ALPHA JX bidet seat is built around an energy efficient, tankless water heating system. This instant heater provide endless, on demand warm water with little to no startup lag.The ALPHA JX features a light sensor that senses ambient lighting conditions in the bathroom. When it"™s dark, the seat"™s LED night light will illuminate the bowl for easy night time bathroom trips. The seat is equipped with a strong warm air dryer w/ adjustable temperature that can fully dry a user in under 2 minutes. EASY WASH "“ We programmed the ALPHA JX remote control with an exclusive EASY WASH button that activates a full pressure rear wash with nozzle oscillation. This button is perfect for folks who want the best possible clean without having to adjust any settings. Just press EASY WASH and relax.WASH & DRY "“ Again, we wanted to make the ALPHA JX both easy to use and accessible. The special WASH & DRY button on the remote control will activate a full rear wash cycle, stop, and then a full drying cycle and then stop"”all at the press of a single button.