La Lumineuse by theunissen alexandra from france

It is a luminous door handle that gives informations night and day.
In the middle of the night, the door handle allows to find its onesway in a dark corridor.
On the top, we can read the number of the room (in hotels), or the name of a resident.
The door handle can be placed outside and displayed the adress of the house.
The integrated voltaïc cell receives the solar energy during the day, the battery stores it.
A brightness sensor lights up the LED when the brightness is to low.