EF ECOFLOW 500W Alternator Charger, 3-in-1 Fast DC-DC Charger | Car Battery Charger & Jump Starter 5× Faster Than Cigarette Chargers, Charges 1kWh in 2.1 hr for Portable Power Stations

[5× Faster Than a Car Cigarette Lighter Charger] The 500W Alternator Charger replenishes 1kWh of energy to your portable power station within a 2.1 hour drive, tapping surplus alternator power to keep phones, coffee makers, lights, and more running on the move.

[3-in-1 Functional Design] Integrates alternator charging, vehicle battery maintenance, and jump-start capability into one compact unit, ensuring your power station tops up, your battery stays healthy, and you're ready for sudden starts.

[Easy-Install System for Vanlife] Seamlessly integrates with 12V/24V SUV house batteries using plug-and-play wiring to extend runtime on overland and vanlife adventures. Lightweight and portable, it also detaches for off-grid power when you hit the great outdoors.

[Access the EcoFlow App Anywhere] View real-time vehicle energy usage, power consumption, and charging status remotely. Monitor temperature, appliance loads, and battery health from your smartphone, no matter where you roam.

[2-Year Service & Vehicle Protection] Built with GaN technology for high-efficiency DC-DC conversion without overheating. Comprehensive safeguards protect against reverse polarity, overcurrent, shorts, and voltage spikes throughout your journeys.