This built-in microprocessor management eliminates the need to run a complicated, thin signal wire through your vehicle's firewall to an ignition-switched fuse, significantly simplifying the installation process into a clean, plug-and-play setup.
By vevor
It does not include a traditional physical remote ignition wire because it utilizes smart internal voltage-sensing technology to automatically monitor your starter battery, turning on only when it detects the alternator raising the voltage (signaling the engine is running) and cutting off into a standby mode when the voltage drops back down to a resting state.
By vevor
The VEVOR 40A DC to DC Charger will automatically shut off when the engine is turned off and will not drain your main starter battery, allowing you to connect it directly to both batteries without an external mechanical isolator.
By vevor
