★☆Converting 2-Bulb Headlights (H4 etc.) to 4-Bulb Headlights☆★ ■ This is a 4-bulb conversion harness kit for H4 (HB2) headlight, original 2-bulb type. ■ It converts 2-bulb headlights with Lo/Hi switching (type where Lo turns off when high beam is on) to a 4-bulb headlight lighting system that lights both Lo/Hi simultaneously during passing and high beam. ■ Compatible with any light source: HID, LED, or halogen. ■ Visibility is dramatically improved, and it will pass vehicle inspections even after the 4-bulb conversion. ◆◆◆◆◆ Specifications and Notes ◆◆◆◆◆ 〜Set Contents〜 ■ Conversion harness kit set ※ Installation instructions are not included. ※ This is a general-purpose product for various manufacturers. ※ Not compatible with headlights other than H4. ※ Although new, there may be some scratches or marks on the package or the main unit due to being an imported product. ※ We recommend that installation be done by a professional. ※ Please perform the installation at your own risk. ※ The detailed specifications of the product may be changed without notice. Please understand this beforehand. ※ We cannot provide support or answer inquiries regarding installation, so please consult with a mechanic shop before considering this product.