Specifications: 1.Some vehicles need to install additional decoders after using this bulb , otherwise the following situations will occur The bulb on one side is not bright. The bulb goes out immediately after it is lit. The occurrence of these situations means that you need an additional decoder. 2. Installing LED bulbs is a modification, and not all cars are suitable. Some models need to disaemble the front bumper to install the LED, and some installation costs may be required. We will not be responsible for any installation costs. Please try to light up the LED and test before installation to ensure that there is no abnormality before removing the front bumper to avoid unneceary costs. Advantages: Mini size; Super bright; Clear light boundary IP Rate: IP 67 Voltage: DC 12V Color Temperature: 6000K White Color Lead Beads : 8 Sides Lumen: 22000LM /Set Power: 60W /Set Operating Life: >30000hrs Operating Temperature: (-40, +80) Centigrade Material: Aviation 6063 aluminum profile Package : 2 LED bulbs(one pair). Please try to adjust the bulbs to get a better light pattern when installing. If you plan to purchase the D1S D2S D3S D4S model, please note that these bulbs cannot be connected to a ballast, which means you must remove the ballast and then connect the LED to a 12V power supply. Reminder: D1S D2S D3S D4S D2H Installation Note: this D1S D2S D3S D4S D2H is not play and plug. Installation: please install like the picture,Don't need all the old xenon D1S D2S D3S D4S D2H lamp and xenon ballast.just take it away,and install the D1S D2S D3S D4S or D2H Lamps,then connect to the positive and negative wire of plug directly.