Philips Twistline GU10 Easy to install and maintain a secure fit.;Highlight art and featured objects for decorative accent. Bright, white accent light with superior energy savingsPhilips Twistline GU10 Philips Halogen Twistline MR16 with GU10 base provide bright white accent light. The twist and lock base enables easy installation and a secure fit. Suited for track and recessed lighting applications. Bright, white light.;Easy to use twist and lock base.;Available in a variety of wattages operating on 120 volts.;Available in 25,35 and 50 Watts. Ideal for indoor recessed and track fixtures, floor and desk lamps.