Schumacher 50/10/2 Amp Fully Automatic Starter/Charger with 2 LEDs: * Fully automatic * 50 amp engine start for emergency starting * 50 amp engine start for emergency starting * 10 amp fast charge for everyday charging needs * 10 amp fast charge for everyday charging needs * Charges in 3 to 5 hours * 2 amp trickle charge charges a small 12V battery in 2 to 12 hours * Fully automatic charger will not overcharge batteries