Charge 8× faster while you drive with our EcoFlow 800W Alternator Charger and recharge your power station in only 1.3 hours. With the EcoFlow 800W Alternator Charger, charge 8 times faster than with traditional vehicle auxiliary power outlets simply by using excess energy generated by your vehicle. The charger uses its onboard DC-DC converter to restore your EcoFlow power station's energy while you drive. | Ecoflow | | 800W Alternator Charger | Black | Best Buy