Description:1. With 15A fuse protection. 2. Provide vehicles and marine labels for DIY. 3. Pre-wired makes it easy to install on 12V and 24V vehicles, yachts, ships, caravans, trucks and more. 4. Switch panel for controlling general electrical equipment of vehicles: headlights, fog lights, wide lights, car refrigerator switches, automobile vacuum switches, automobile external devices, and other electric vehicles. 5. Dual USB charging port (DC 5V / 2.1A, 5V / 2.1A), charging for mobile phones, tablets, cameras, GPS, wireless headsets, etc. 6.12V / 24V lighter can light your . 7. The digital voltage display helps to monitor the electrical safety of the vehicle, from 5V to 30V. 8. Easy to replace, protect the panel from overheating, overcurrent, overcharge and short circuit. 9. Higher quality, more and sturdy aluminum plate than plastic or wood aluminum panels. Specification: Digital Voltmeter Range: 5V - 30V To Control: Fog/Driving Light Input Voltage: DC 12V/20A, 24V/10A USB: 5V 2.1A