Recessed LED down light,10W/15W/20W,6 inches hole,LED multi-chips ... mercury and other pollution elements, environmental protection.6. Universal standardStandard size of diameter rate of cutting ... hole 2'', 2.5'', 3'', 4'', 6'', 8'' can replace the traditional down light directly, ... for the fitting.Specification:Technical ParametersModel JS-DL6A-10W JS-DL6A-15WJS-DL6A-20WInput voltage AC85V~265V ...