Wall 8.1 reading lamp surface mounted (wall) Power consumption: 2,5W, 3,5W Power supply: 230Vac Lumen output at source: 109 lm (3000K, 2.5W), 145 lm (3000K, 3.5W) Delivered lumen output: 103 lm (3000K, 25°, 3.5W), 78 lm (3000K, 25°, 2.5W) 1 power LED, 1/4 ANSI BIN, 50 000h L90 B10 (Ta 25°C) LED colour: 2700K, 3000K, 4000K, 5000K Optics: 10°, 25°, 40° CRI Colour Rendering Index: 80 Body material: body in aluminium, base in steel, pole in brass Finishes: satin, chrome built-in power supply unit Ingress protection: IP20 Casambi-compatible version, controllable with the Casambi app, available on request Operating temperature: 0°C — +45°C Photobiological safety: photobiological safety: risk group 1 according to EN 62471:2006 Appliance class: class I Weight: 340 g Dimensions: Ø22x32 mm Energy efficiency class: F (light source) in accordance with EU 2019/2015 tested and approved via E.O.L. (End Of Line) test with functioning test and check of electrical power consumption