Waterproof Level upgrade:IP68,moisture-proof & anti-shock protection.<br> More : in smart chip, full protection against over/under voltage input, over-current, overload, overhead, over-temperature and short circuit.<br> Better Heat Dissipation:Upgraded fin type heat sink with a thick aluminum plate inside fixture to help to dissipate heat more efficiently.long life.<br> Sturdy and Safe materials:die- aluminum shell and high quality design.<br> 96% conversion efficiency:Synchronization rectification technology-multiple intelligent protection function with high conversion efficiency and stability.<br> Colour: silver<br> Material: metal<br> Size: 7.4x7.4x3cm<br> <br> Package Contents:<br> 1 * DC 48-12V 20A Voltage Converter<br> Only the above package content, other products are not included.<br> Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store