Headlights are fundamental to driving and they are a part of the safety circle that actually helps prevent accidents. When getting close to the end of their lives, headlamps shine less brightly, it's quite distracting if one of your headlamps is brighter certifications:Dot, sae, material:Abs plastic housing, material:Polycarbonate lens, housing color:Black, lens color:Clear, reflector:Amber, bulb type:Halogen, high beam bulb type:H9 Bulb (Not Included), low beam bulb type:H11 Bulb (Not Included), turn signal light bulb type:3457/W5W (Not Included), interchange part number:NI2502166,NI2503166, manufacturer part number:S08HA01039,S08HA01040, warranty:1 Year