Waterproof DC 40-120V to 24V 20A 480W Step-Down Power Supply Converter Regulator Car Air Intake Systems 0L M57 D30(306D3)

0L M57 D30(306D3)

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For Mercedes-Benz E-CLASS - E 200 CDI - 06

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Waterproof DC 40-120V to 24V 20A 480W Step-Down Power Supply Converter Regulator Car Air Intake Systems 0L M57 D30(306D3)WaterProof 40 120V to 24V 20A 480W Step Down DC DC Power Converter Regulator Feature: 1: Made of high quality materials, long service life, long term stable and reliable. 2: With overcurrent, overvoltage, overtemperature and short circuit protection, reliable multi protection design to enhance your using safety. 3: Waterproof, shockproof Design,good heat dissipation, easy to install 4: This product does not have the function of charging the battery,