What is the size of ceiling spotlight?
There are two sizes of with a wattage of 70W. One is the opening, the width is 205*110, and the height is 205. The other is 180*137's opening, width and height.
The opening width is 243*106 and the height is 198. And 20W spotlights are generally only one kind, and that is the opening, width of 235 times 106, higher than 198 specifications.
Different watts of different specifications: spot light for the size of 35W, there are generally two.