Features: 1.Polarity converter, negative pole to positive pole, positive pole to negative pole, can be used for all kinds of cars. 2.Applicable to solve most of the modified headlights, the light is not bright or can not be dimmed or the dimming switch is warm and so on. 3.The decoder contains a high-efficiency interference absorption circuit, which reduces the interference pulse of the ballast to less than 1/10 of the original, eliminating the interference of the ballast to the driving computer. 4.This decoder is easy to wire and fully waterproof. 5.Even if it is connected to the negative pole, it will not burn out the decoder, and the quality is stable. Specification: Features:_x000D_ 1. Polarity converter, negative pole to positive pole, positive pole to negative pole, can be used for all kinds of cars._x000D_ 2. Applicable to solve most of the modified headlights, the light is not bright or can not be dimmed or the dimming switch is warm and so on._x000D_ 3. The decoder contains a high-efficiency interference absorption circuit, which reduces the interference pulse of the ballast to less than 1/10 of the original, eliminating the interference of the ballast to the driving computer._x000D_ 4. This decoder is easy to wire and fully waterproof._x000D_ 5. Even if it is connected to the negative pole, it will not burn out the decoder, and the quality is stable._x000D_ _x000D_ Specification:_x000D_ Condition: 100% Brand New_x000D_ Item Type: Reversed Polarity_x000D_ Quantity: 2pcs_x000D_ Material: Alloy_x000D_ Weight: 217g / 7.7oz_x000D_ _x000D_ Package List:_x000D_ 2 * Reversed Polarity_x000D_ _x000D_ Note:_x000D_ 1. Please allow slight error due to manual measurement. Thanks for your understanding._x000D_ 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard._x000D_ _x000D_ 1. Polarity converter, negative pole to positive pole, positive pole to negative pole, general-purpose cars._x000D_ 2. Applicable to solve most of the modified headlights, the light is not bright or can not be dimmed or the dimming switch is warm and so on._x000D_ 3. The decoder contains a high-efficiency interference absorption circuit, which reduces the interference pulse of the ballast to less than 1/10 of the original, eliminating the interference of the ballast to the driving computer._x000D_ 4. This decoder is easy to wire and fully waterproof._x000D_ 5. Even if it is connected to the negative pole, it will not burn out the decoder, and the quality is stable._x000D_ _x000D_ Specification:_x000D_ Condition: 100% Brand New_x000D_ Item Type: Reversed Polarity_x000D_ Quantity: 2pcs_x000D_ Material: Alloy_x000D_ Weight: 217g / 7.7oz_x000D_ _x000D_ Package List:_x000D_ 2 * Reversed Polarity_x000D_ _x000D_ Note:_x000D_ 1. Please allow slight error due to manual measurement. Thanks for your understanding._x000D_ 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. PackageList: