Helen / Water purifier

Blind people are able to perceive hot water button of this water purifier right away if hot wire is installed under the button. They can also perceive it with its texture. By making hot button with rubber, purifying button with plastic, cold button with aluminum or iron, they can distinguish these peculiar properties of buttons according to the texture. The water purifier is round in shape to make the blind feel smooth when they use it.The container is filled with the proper amount of the water after you put a cup on the 2 or 3 side which inside of the water purifier and press a water button.