This OSRAM A1/231 Halogen Lamp With Reflector provides powerful and expansive lighting in an energy efficient way. Made with precision engineering and developed from quality materials, the lamp offers an excellent blend of impressive lighting and durable longevity. Weighing 32g, it has a wattage of 100W and is a 12V model. The casing provides a clear and colourless light capable of illumination even very dark spaces.