Nv halogen light bulb irc gu5 3 12v35w vwfl 60 flood 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 lightswith cover plate 12v gu5 3 base 51 glass reflector in a special titanium layer constant colours lifetime 5000 hrs burner with infrared reflecting layer up to 30 energy saving if normaltitanium layered nv halogen bulbs are usedhalogen bulbs ca