Many LEDs suggest charging in development, battery stage, and if the unit is in float mode. There's a rapid-disconnect harness to switch in between the bundled ring terminals and alligator clips. The Noco Genius functions a lot more just like a property EV charger than a regular battery maintainer. It https://hukums.com/products/elephant-6-liters-oil-free-and-noiseless-air-compressor-with-1-hp-motor-ac-06c