28W 2000LM, Super thin Panel Recessed and suspension are optional Aluminum + PMMA Diffuser External Driver, Good heat-sink 28W 2000LM, Super thin LED Panel Light / TrofferRecessed and suspension are optionalAluminum + PMMA DiffuserExternal Driver, Good heat-sinkWidely used as accent lighting in office,shopping malls,schools, reading room,supermarket etc.