Description: LED Power:45W(3w high intensity LED x 15 pieces) Color temperature: 6500K Working voltage: DC 10V to 30V Waterproof rate: IP67 Beam pattern: High beam/Low beam Plug: Factory H4 plug with hi/lo beam function Average Lifespan more than 50,000 hours of usage Light output: high beam 3800 lumens per assembly / low beam 1600 lumens per assembly Easy installation:With H4 plug Fit for most vehicle with sealed beam headlights Interchange Part Number: H4656 H4666 H4651 H6545 H4652 Other Part Number:H4651 H4652 H4656 H4666 H6545 H4668 H4642 Professional installation is high recommended Vehicle Fitment Applications: Fit for Freightliner FLD 120 112 Fit for Peterbilt 379 378 357 Fit for Kenworth T800 T400 T600 W900B W900L Classic 120/132 HK Classic Fit for Western Star 4900 Semi Truck Fit for International Harvester 9300 1988-2000 Fit for Ford Mustang 1979-1986 Fit for Ford Probe 1993-1997 Fit for Cadillac Eldorado 1975-1985 Fit for Cadillac Seville 1975-1985 Fit for Pontiac Firebird 1977-1981 Fit for Oldsmobile Cutlass Supreme 1980-1988 Fit for Oldsmobile Delta 88 1977-1991 Fit for American Motors Concord 1978-1983 Fit for American Motors Eagle 1980-1988 Fit for American Motors Spirit 1979-1983 Fit for Buick Electra 1975-1990 Fit for Buick LeSabre 1976-1986 Fit for Buick Regal 1982-1987 Fit for Buick Riviera 1975-1985 Fit for Chevy C/K Pickup 1981-1987 Fit for Isuzu NQR NPR NPR-HD 2008-2013 ................................... Package includes: 4PCS 4x6 Inch led healdights.