Highlights Update your home decor with an elegant Egypt crystal light Lighting fixture is perfect for remodeling and new building projects Features All accessories for installing are packed together with lights, and it"s easy for you to install the light correctly even if you never install lights before. Bulb Base is written as international standard, and you can easily find and buy it in your local stores. Specific symbols explanation:? or D stands for the diameter, H stands for the height.