Suitable For 600x600mm (595x595mm) LED Panel Lights Robust Aluminum Housing Material for Good HeatDissipation Frame for any 600x600mm LED Panel LED Lights is not included. Applicable To Plasterboard or Concrete Ceilings / Wall Frame with all necessary fittings. Screws & Plugs for Assembling LED Panel Light &Frame are included The kit comes already assembled which makes for quick andeasy fitting. Surface mount kits are a perfect solution for offices, schools, and hospitals etc. where recessed mounting is not possible. Xample Surface Mount Frame Kit 600x600 mm LED Panel Light Ceiling Aluminum White Finish