... 3.Accessories Include:Aluminum,Heatsink,PC cover,Screws and Buckle 12w 5inch Die cast hole 137mm LED Down light housing casing Specifications: LED Down light housing casingNumberMYK-9808MYk-9809Power12W18WOutsize5inch ... hole size:137mm2.Accessories include: Aluminum,Heatsink,PC cover,Screws and Buckle.Application:Applicable to home ,high-grade counters,hotals,showrooms stores ...