1. [Product Introduction] This product uses Germany's advanced constant current control technology, with uniform light emission, full light color, lasting and constant intelligence; it has its own intelligent decoding, which can be used immediately after installation, non-destructive installation, and the current is completely consistent with the original car; resistance The perfect combination of a high-transparent front shell and a polymer rear shell; acrylic LED ultra-thin HD lens, HD projection effect. 2. [Product Parameters] Operating voltage: 12V Output power: 5W Operating environment temperature: -40℃~105℃ Material: high temperature resistant PC material, aluminum circuit board 3. [Easy to Install] The welcome light is plug and play! No drilling, no wiring, no disassembly, no damage to your car. 4. [High-efficiency heat dissipation components] The heat dissipation system uses professional superconducting aluminum heat sinks, low-power chips, high-brightness LED lights, and stable components to ensure high temperature resistance and heat dissipation efficiency. You don't have to worry about your door lights stopping working due to high temperatures.