A designed-in demand controller stops overcharging; charging stops any time a battery is topped off and automatically resumes when the battery is drained. This battery charger is easy to make use of and it has large, powerful alligator clamps. We located it one of several less difficult chargers to work. https://hukums.com/products/hukums-30a-automotive-or-commercial-multi-battery-charger-fc3024