6 Volt P15d prefocus led headlight. Up to 900 Lumen output. This bulb has 16 forward firing leds and 36 side firing leds. The bulb is a single filament lamp. This lamp has a long life up to 30,000 hours. Please see extend warranty information bottom of this page. The bulb will fit perfectly the leds are optically focal point to be the same height as the original filaments. The bulb is comparable to a 27 to 55 Watt incandescent light bulb. Up to 60 to 70 CP candle power double the bright as your 30 CP bulbs. The light is dimmable so your old vintage or classic car, truck, tractor or motorcycle is having voltage you headlights will still stay lit they will dim as the voltage decreases. Since they are led they use 1/10th the power of the current light bulbs you have. The 6v lamp is designed for both forward firing light and also side firing light into the reflection just like the original light bulb. Avialable in White 6000K and Warm White 3000K.