Style No.: EPM001 Standard package: 1 bulbs, 1 ballast, some accessories Installation manual Unit size: 25× 16× 8mm Carton size: 49.8× 33.5× 37.5cm( 10pcs in one carton) Carton N/ G.W: 11kg ( for single beam) ; 12kg( for Hi/ Lo) Size of ballast EP-B006: L88× W72.5× H30.5mm Input Voltage: 9~ 16v Rated Voltage: 13.5v Max Start Voltage: 23kv Max Input Current: 3.2A Output Power: 35w Working Temperature: -40° ^ + 105° Power Efficiency : above 85% Working Frequency: 260^ 310Hz Lifetime of ballast: 3500hours Lifetime of xenon bulbs: over 2500hours