... /60Hz 4.Warranty:2years cob led downlight housing Specification ItemSpecificationProduct NameHESTONModelH-QD070722Voltage85-265VAC 50-60HZPower7WBeam angle90 ... 9Lumens Decline1% per 2000hrs.Features 1. The housing all adopt special die-casting aluminum alloy, excellent ... . Impact-resistance, shock-resistance, no UV, no IR. ApplicationsShowcase, hotel, restaurant and other indoor illumination; Exhibition ...