Black 10W 4000K 1150 lm 40,000 hrs IP65Highly efficient 115 lm/watt, super bright general purpose bulkhead.Tough polycarbonate constructionOpal diffuser Three 20mm knock-out conduit entry positions, one each end and one on rearM.O.M: 1 / O.P.Q: 10 Technical Specification:Luminaire lumens (with diffuser): 1150 lmLumens from chip (no diffuser): 1300 lmUseful lumens: 1050 lmRated Wattage: 10WRated luminous flux: 1050 lmNominal life time of the lamp: 40,000 hrsColour temperature: 4000KNumber of switching cycles before premature lamp failure: >15,000Warm-up time up to 60 % of the full light output: Instant full lightIs this product dimmer compatible?: NoNominal beam angle: 120°Rated power wattage: 10WRated lamp lifetime: 40,000 hrsDisplacement factor: 0.935Lumen maintenance factor at end of nominal life: >0.9Starting time: Instant full lightColour rendering: >80Colour consistency: Within a 6 step Macadam ellipseRated peak intensity: 294cdRated beam angle: 120°Voltage / Frequency: