12 V halogen headlight bulbs. Light (H4) for motorcycles and cars. Light source: Halogen. Bulb base: P43t. Color temperature: Neutral white. 1 hard cover box with 2 bulbs. Osram Cool Blue Intense are high-tech halogen bulbs that perform almost on par with LED lamps. With a strong and very bright extra white light of up to 5,000 K, which resembles an LED lamp due to its cool beam, design enthusiasts will be thrilled. The car lamp also provides a high-contrast, daylight-like light that is less straining on the eyes compared to standard lamps. The Osram Cool Blue Intense series bulbs are up to 100% brighter than the ECE minimum requirements. The modern design with a silver cap is ideal for clear glass headlights and gives your vehicle a stylish look.