Terisass Polarer Negati andler, U Reverse Polarity 2-Piece LED andler Polar Negative Switch Wiring Harness Adapter Converter for H4

High quality materials: even if the negative electrode is connected, the decoder will not be blown and the quality is stable. The product is made of alloy material with good pressure resistance, light weight and flexibility. Useful Functions: Polar Negative Converter is suitable for solving most problems of modified headlights, the light is not bright or cannot be dimmed, or the dimmer switch is heated. Safety Performance The decoder is easy to wire and fully waterproof. It also has good contact performance and improves the safety of the vehicle. Reliable Functions The decoder has built-in high-efficiency interference absorption circuit, which can reduce the interference pulse of the ballast to less than 1/10 of the original, thus eliminating the interference of the ballast on the driving computer.