Battery Tender 4-Amp 6/12-Volt Car Battery Charger in the Car Battery Chargers department at Lowes.com
Amazon.com: Sourcingpower 12 Volt Battery Charger for Ride On Toys 12V/6 Volt Kids Ride On Car Charger for 6V or 12V Lead Acid Battery Baby Electric Battery SUV Kid Toy Car Motorcycle,Tractor
Best Practices For Charging and Maintaining Your 12 Volt Battery - 12VMonster Lighting
PL6100 12 Volt 100A Flashing Power Supply and 60/40/10A Battery Charger