About This Sturdy and Safe materials: die-cast aluminum shell and high quality design, maximum transfer efficiency of 95%. Input voltage range: DC 18-35V; Output voltage: DC 12V(non-adjustable); Output current: 20A; Output power 240W. Waterproof Level upgrade: IP68,moisture-proof & anti-shock protection Better Heat Dissipation:Upgraded fin type heat sink with a thick aluminum plate inside fixture to help to dissipate heat more efficiently long life. More safer: built in smart chip, full protection against over/under voltage input, over-current, overload, overhead, over-temperature and short circuit 95% conversion efficiency: Synchronization rectification technology-multiple intelligent protection function with high conversion efficiency and stability. Overview Brand : Gebildet Power Source : DC Mounting Type : Surface Mount Current Rating : 20 Amps Specification Met : Ip68, Iec 60079-0