Battery Maximizer 24V 8A Battery Charger for Power Wheelchair Scooter EA1230B. The Battery Maximizer Mobility Charger is a safe, fullyautomatic, efficient, multi-stage full switching charger. Itis designed to properly charge VRLA / SLA / AGM / Gellead-acid batteries without having to worry aboutovercharging. It may be used in all parts of the world withits advanced universal AC input (100 or 240 VAC). Thedual bi-color LEDs let you know the condition of thebattery and if there are problems.