Satin Nickel LED Track Head Light for Juno Track System 2700K 500 Lumens Matte satin nickel one light track head. Includes one 40 degree flood LED MR16 GU10 light bulb, equivalent to 50-watts incandescent. The light bulb is rated to last up to 25,000 hours and is a warm white 2700K color temperature. 120 volts line voltage. Rated to install in dry ocations. ETL and CETL certified. 5.88 in x 2.62 in x 3.62 in. Recesso Lighting By Dolan Designs Satin Nickel Led Track Head Light For Juno Track System 2700K 500 Lumens - White Steel Lighting.