New system of induction LEDs, ultra-simple installation. No need to drill or run cables. Maximum wall thickness: 19 mm. Each light operates with a transmitter connected to the electrical panel. Adhesive bonding, waterproof (molded in epoxy) suitable for outdoor installations. Not suitable for metal surfaces. For installation 12/24V. 2 white leds, conso : 1.2W, ø28 mm.