? Nakamichi Corporation Ltd. founded in 1948 by Mr. Etsuro Nakamichi, is a Japanese consumer electronics brand that originated in Japan and gained popularity from 1970s onwards from producing high quality audio cassette decks to design-oriented home cinema audio systems, speakers, hi-fi systems, automotive stereo products and now extending their commitment to excellence in automative interior & exterior LED lighting. ? Achieve 800% more illumination than halogen: Experience a remarkable luminosity of up to 30,000 lumens and 170W per set with Nakamichi's enhanced H4 (HB2 9003) LED bulbs. Sporting a 6000K color temperature and boasting 12 high-performance CSP chips per bulb, they generate a brilliantly white, daylight-resembling beam, dramatically enhancing your nighttime visibility. Allowing you to view objects in greater distances and broader perspectives during nighttime journeys. Also, with instant start-up, they achieve full brightness without any delay and looks cool indeed. Each LED bulb and its components undergo rigorous testing to ensure a 100% waterproof and dustproof performance, with an IP68 waterproof rating. This exceptional built ensures reliable performance even on hot sunny days or in adverse weather conditions.