Size Ø50 x 2 mm Colour Black Total power 2.4 W Input current 700 mA Max. Driver mode Const. Current Dimmable Yes LED efficacy 50 lm/W Fixture luminous efficacy 32 - 39 lm/W Thermal protection No Max. ambient temperature 40 °C Min. ambient temperature -10 °C Light source LED Light source lifetime 50000 h Light source manufacturer Cree Light source colour temperature 3,000 K Light source CRI 90+ Light source CRI-8 (Ra) Min. 90 UV-A (380-320 nm) <1 µW/lm UV-B (320-280 nm) <1 µW/lm Lumen maintenance L 70 Temperature Measurement Point Back of fitting, wire exit Max.LED junction temp.Manufacturer data 150 °C Operating environment Indoor / dry locations Protection rating IP 20 Cleaning Dry cloth only Material Aluminium Weight 80 g Total luminous flux 90 lm Surface treatment Anodised Optics Lens Beam angle 10°, 20°, 30°, or 48° / 8° Tilt 30° Rotate 360° Mounting Recessed Mounting hole Ø40 mm Built-in height 31 mm Cable type AWG 22 x 2m Plug type JST RCY