Industry's First Drive & Charge Portable Power Solution. 800W(70A@12V*) input, 1.3 hrs to fully charge 1kWh (85Ah@12V). FREE Energy with Every Minute Driving. 3-in-1 Fast Charger, Maintainer, and Battery Booster. *Please note that if you need to connect the 800W Alternator Charger to the DELTA Pro, you will need to purchase the DELTA Pro to Smart Generator Adapter separately. Alternatively, you can opt for the DP+800W bundle, which already includes the Adapter, so there's no need to buy it separately.Industry's First Drive & Charge Portable Power Solution. 800W(70A@12V*) input, 1.3 hrs to fully charge 1kWh (85Ah@12V). FREE Energy with Every Minute Driving. 3-in-1 Fast Charger, Maintainer, and Battery Booster. *Please note that if you need to connect the 800W Alternator Charger to the DELTA Pro, you will need to purchase the DELTA Pro to Smart Generator Adapter separately. Alternatively, you can opt for the DP+800W bundle, which already includes the Adapter, so there's no need to buy it separately.