This Mains Voltage MR16 reflector lamp is rated at 50 Watts and features a 20 Degree Wide Beam. This high intensity light source does not require a transformer as it operates at 240 volts. The MR16 Halogen Dichroic is suited to a variety of applications that require directional lighting such as track lighting recessed ceiling lights desk lamps pendant fixtures landscape lighting retail display lighting. This lamp has a 2000 hour lamp life twice that of an incandescent bulb.