Nv halogen incandescent light irc gu5 3 12v50w vwfl 60 flood vwfl cool beam reflector lampwith this low volt reflector lamp you save about 30 energy or you can achieve a high brightness if you replace the bulbs with normal nv halogen incandescent lightscool beam lamp with cover plate 12v gu5 3 base 51 glass reflector in titanium special layer constant colours lifetime 5000 hrs burner with infrared reflecting layer up to 30 energy saving if normaltitanium layered nv halogen bulb