die-cast brass and brass plate lights for walls, chain pendant, all lights for indoor use feature blown glass in the following colours .6 white, .7 amber, .8 green. Antique copper-plated brass. AR, dark brown. Ba, glossy antique. A, glossy painted. V. The E 27 lamp socket allows for the use of low-energy light bulbs to allow significant savings in energy compared to traditional incandescent lights. Energy efficiency class A+ Ă· E.