This Blue 50 Watt mains voltage Halogen GU10 reflector/spotlight features a 36 degree beam angle and does not require a transformer to operate. Halogen GU10 bulbs give off a warm natural light are easily available and relatively cheap to purchase. A very common recessed downlight in many homes and businesses they are also used for accent and effect lighting and are available in a choice of colours. This lamp has an average life of 2500 hours.