
Intended to be used in: Gymnasiums, Cold Storage Rooms, Retail Stores, Convention Centers, Sports Arenas, Warehouses and Factories. (etc) This product has a 5 year warranty! Light calculation & InstallationFree light calculation can be made, if you give us more information about the room where you want to place these lamps. Please contact our customer service for this. A comparison can also be made with your current lighting, so that you can see how much more lux you will have in lighting with these LED high-bay lamps and how much you will go per year save on energy costs. We can also completely unburden you by installing it all for you, so that you and your colleagues don't have to do anything yourself! Ask for a quote.Specifications LED chip brand OSRAM Color Temperature 4500~5500K Light Efficiency 110 lm/W Luminous Flux 17600 lm Color rendering index (CRI) >80 Beam angle 60°,90° Input voltage AC 100-277 V Power factor >0.95 Lifetime 100,000 hours Material Aluminum alloy IP rating IP65 / IP30 Working temperature -30 to 45°C Relative humidity 15%-90% RH Net weight 4.2 kg Dimensions 410×410×485 mm Tips and other info► Calculate your savings with LED lighting: Calculate savings?► More information about light colour: Light color