Features:1. 100% full power and stable current output, non-isolated module.2. Waterproof level IP68 and anti-shock protection, Ultra compact size, light weight.3. Industry grade DC 12V/24V to DC 5V converter, efficiency up to 94%.4. Die-cast aluminum shell, epoxy potting, cooling by free air convection.5. Certificates: CE/RoHS, 1 year , lifetime up to 100,000 hours.6. Protections: Over-current, Over-voltage, Over-temperature, Over-load and Short-circuit, auto-recovery when device is back to normal operating.Applications:- Trucks- Golf Carts- Forklifts- Buses- Loaders- Logging Vehicles- Wind Power System- Solar Power System- Electromotor- Telecommunications- Boat and Yacht- and so on..Specifications:* Input Rated Voltage: DC 12V/24V* Input Voltage Range: 9-35V DC* Output voltage: DC5V 20A* Output Rated Power: 100W* Efficiency: 94% (half load); 92% (full load)* Output Peak Power: 125W* Voltage Regulation: Less Than 1%* Load Regulation: Less Than 2%* Ripple(full load test): Less Than 100mV* No Load Current: Less Than 20mV* Total Size: 74*74*32mm(L*W*H)* Fixing Hole Diameter: 5mm(0.2 inch)* Hole Center Diameter: 65mm* Weight: 275gPackage included:1 x DC 12V24V to DC 5V 20A Voltage Converter RegulatorNote: Can not used long time Under the MAX. LISTED LOAD POWER.