Sylvania 9004/HB1 EB EcoBright Replacement Bulb (Low/High Beam), (Pack of 2) Reduces environmental impact through responsible manufacturing procedures, reduced CO2 emissions and contains no cadmium, mercury or lead Offers excellent down-road and side-road visibility Uses 9 percent to 21 percent less energy than traditional lamps and saves from $2 to $19 in gas over the life of a pair 25 percent brighter compared to aged standard bulbs Pack includes two EcoBright 9004 128V, 40/65W headlight bulbs