Schumacher INC-2405 5 Amp Automatic Microprocessor Charger 5 Amp, 24 volt fully automatic microprocessor controlled charger Multi-stage charging algorithm offers a safe start, reverse polarity and short circuit protection Maintenance mode monitors the battery voltage to keep it fully charged Perfect for mobilized wheelchairs, electric scooters, hospital beds and other battery powered devices with hard-to-access batteries A heavy duty aluminum case weighs less than 2 pounds