A Created-in demand controller prevents overcharging; charging stops when a battery is topped off and automatically resumes if the battery is drained. Even so, this charger is a little bit cheaper compared to the GENIUS10, so when you’re considering that being a price stage, this 1 is much more inexpensive. https://hukums.com/products/esab-xpert-weld-200-igbt-inverter-based-single-phase-compact-arc-welding-machine-with-hot-start-anti-stick-function-1-year-warranty