Bright 1.6 316L recessed for outdoor and underwater applications walkover recessed (wall, ground), max depth 10 m Power consumption: 2W Power supply: 24Vdc Lumen output at source: 195 lm (3000K) Delivered lumen output: 127 lm (3000K, 21°) 1 power LED, 2-step MacAdam (white LED colour), 60 000h L90 B10 (Ta 25°C) LED colour: 2700K, 3000K, 4000K, blue Optics: 10°, 21°, 43°: optical system consisting of a high-efficiency TIR lens, diffuse: optical system consisting of black holder and 10-mm-thick, tempered extra-clear glass seal, resistant to knocks and scratches, and with high transmittance to eliminate chromatic alterations CRI Colour Rendering Index: 80 Body material: body and trim made of AISI 316L stainless steel, made entirely on a CNC lathe Screen material: 10-mm-thick transparent extra-clear glass, high transmittance to ensure chromatic uniformity of light and tempered for excellent resistance to knocks and scratches (optics version), screen in acid-etched, tempered extra-clear glass (diffuse version) Seals: system of four O-rings to guarantee watertightness and prevent water entering the outer casing. power supply unit not included includes 5 m neoprene cable H05RN-F 2x0,35/0,75 Ø6,3 mm Ingress protection: IP65, IP68 Impact resistance: IK10 version with elliptical optics available on request Protection systems: IPS (Intelligent Protection System) protects lighting fixtures from water infiltrations, which can occur if there are faulty junctions between the cables in outdoor or underwater applications. This innovation, patented by L&L, also guarantees electrical protection against polarity reversal, hot plugging, ESD and power surges, which can occur if there are faults in the electrical circuit Operating temperature: -20°C — +45°C (installation outdoors), 0°C — +45°C (installation underwater) Maximum device temperature: 50°C (Ta 25°C) Glow wire test: 960° Photobiological safety: in accordance with IEC TR 62778:2014 Appliance class: class III Weight: 480 g Dimensions: Ø35x52 mm Cutout dimensions: Ø30 mm Energy efficiency class: F (light source) in accordance with EU 2019/2015 Accessories: WC5003 Outer casing tested and approved via E.O.L. (End Of Line) test with functioning test and check of electrical power consumption