MECCANIXITY DC 8-40V to DC 13.8V Power Converter 10A 138W Voltage Regulator IP67 Waterproof Transformer Power Supply Module Power Adapter for Car Truck Solar System

What is this? The DC converter can provide your device with protection against over voltage, overload, over current, over heating, short circuit, etc. It is widely used in multi-functional devices such as cars, ships, trucks, motors, solar panels, LED light strips, screen displays, etc. What will I get?
Input voltage: 8-40VOutput
voltage: 13.8VO
utput current: 10AOutput
power: 138WProtection
Grade:
IP67Size: 74 x 74 x 32mm/ 2.9 x 2.9 x 1.3 inch(
L*W*HPackage contains: 1pcs x DC Power ConverterAre there any advantages of the product? The DC converter has a high conversion rate, over current, over voltage, short circuit, over temperature protection, strong anti-interference ability, stable and reliable, strong anti-interference ability, and a conversion rate of up to 90%. The DC to DC converter has an aluminum alloy shell and a more efficient heat dissipation capacity. Epoxy resin and silicone potting, IP67 protection level, waterproof, shockproof, moisture-proof and dustproof. Power converter transformer has strong adaptability to the working environment and can output normally in harsh environments of -20C~85C. How to use it?
Wiring method: Wire
Input positive: red wire;
Input negative: black wire;
Output positive: yellow wire;
Output negative: black wire. What should I notice? Do not connect the positive and negative poles of the input terminal of the power converter in reverse, otherwise it will cause damage to the power module.