Introduction: Operating Voltage : DC 9V-16V Operating Temperature: -40~+80 degrees centigrade Color Temperature : 6500k White Color Chip Power : 120w10%/Pair 120w/Bulb Lumen : 20000lm Super Bright System Lifespan: >50000hrs Waterproof: IP68 Waterproof Design: All In One Design With Fan Cooling Heat Diipation Theory : Aviation Aluminum The Actual Power Is 90% Of The Theoretical Power Car Suitable Models: 95% Of Models On The Market H7 Adapter: The H7 lamp holders of some cars are not standard designs, and additional lamp adapter are needed to complete the installation of the LED bulbs. If you are not sure whether you need an adapter, please contact our customer service and attach a photo of the lamp holder structure. We will provide aist.