The MK Battery 24V 8 AMP Battery Charger is an aftermarket charger designed to work with most power chairs and full-sized scooters. It is compatible with mobility products from popular manufacturers such as Drive Medical, Golden Technologies, Invacare, Pride Mobility, and more. The charger features an automatic shut-off function that activates once the batteries are fully charged, ensuring safety and preventing overcharging. To ensure compatibility, it is important to select the appropriate plug that fits your specific mobility device.