Feature: 1. Almost 1:1 size same as original bulbs, all-in-one compact, just a few minutes to finish installation. 2. No Polarity, easy to install. 3. Core technology of lighting: Smaller luminous surface distance, more focus and better pattern luminous surface distance only about 2mm. +200% vision area see wider and farther. 4. IP67 waterproof: Rain-proof design for driver ensures the bulbs work normally under the extreme weather. .