LED: Red Light: charging; Green Light: means fully charged, stops automatically when the battery is full.
Note: that the scooter with a battery voltage of 36V. The charger uses 42V voltage, The charger voltage must be greater than the battery voltage to charge normally. !!)) not for 48V batteries. (Pls Check!) NOT for 48V ❌and 43V ❌ and 24V ❌ versions