The "Water Light Graffiti" is a surface made of thousands of LED illuminated by the contact of water. You can use a paintbrush, a water atomizer, your fingers or anything damp to sketch a brightness message or just to draw.
Have we used them before? No
Based in France.
Contact, exhibitions and artwork rental: firstname.lastname@example.org
Last used at an event in Beijing in 2012. Contact form here.