High Power Festoon Interior&License LED Bulbs (120-degree view / 3W) - Pair (39mm/1.54in x 10mm, White) Darkside LED bulbs use high power genuine PHILIPS LUMILEDS technology providing 3-5 times more light output than typical LED, and are also more durable and energy efficient than other typical LED on the market. 100% direct replacement LED bulbs, simply unplug your incandescent bulbs and plug these LED bulbs. Produce a more attractive light compared to incandescent bulbs These high-end LED bulbs offer excellent visibility of your vehicle and greatly improve on your safety. Average 7-10 years of long service life. Zero-Latency enables our LED to light up to full output capacity immediately for safer driving (200 times faster than incandescent bulb) These D36mm (36mm-39mm) 1.50" Festoon LED bulbs also replace these bulb types: 3423 3425 6411 6413 6418 6423 6429 6461 6486X 7456 C5W DE3423 DE3425