[ UNIVERSAL FIT ] Compatible with 12V-24V vehicles, providing stable 5V/3A output through USB-C port for dash cams. Includes four fuse adapters (two sets) to ensure proper connection across various models. [ ALWAYS-ON POWER ] Connects directly to your car's battery/fuse box to provide continuous power supply, keeping your dash cam recording even when the vehicle is parked and turned off [ INTELLIGENT SAFETY ] Automatically disconnects power when voltage drops below 11.8V (±0.2V) after 60 seconds to protect your battery. Features multiple protections including over-current, short-circuit, reverse polarity and overheating prevention. [ LIVE VOLTAGE MONITOR ] Built-in digital display shows real-time voltage readings so you can always monitor your vehicle's electrical status. [ SIMPLE SETUP ] Comes with a special installation tool that allows direct connection to your vehicle's fuse box, eliminating messy cigarette lighter cables for a clean, professional installa