Recessed luminaire, wall, floor or garden, aimed at the use of white LEDs, for illumination. The product consists of the body, the closing glass, the frame and the outer casing. The small square-shaped body is made of highly resistant thermoplastic material. The frame is in AISI 304 stainless steel, fitted with two screws. The casing for installation is made of plastic material. The optical compartment is closed at the top by a transparent tempered sodium-calcium glass. The product is complete with anti-glare spill-ring in thermoplastic material. The product is complete with power cable L = 300 mm, type H05RN-F 2x1 mm2. The power cable itself includes an anti-perspiration device. The maximum surface temperature of the glass is below 40° C. All' external screws used are in AISI 304 stainless steel.