Amazon.com: Katbo 6 Amp Smart Battery Charger 12V 6V Automatic and Manual Switch 2A or 6A for car Batteries Lead-aicd,STD,Gel,SLA,AGM : Automotive
Amazon.com: Battery Charger Automatic 6V 12V 1.5A, Trickle Charger Suitable for AGM Gel SLA VRLA Flood Lead-Acid Batteries, Starting Batteries for Auto Car Motorcycle, Dual Voltage Output Detection and Repair : Automotive
UPG Switchable 6V or 12V 0.5A SLA Battery Charger: BatteryClerk.com Battery Chargers and Adapters
American Hunter 6V and 12V Battery Charger - 74223, Feeder Accessories at Sportsman's Guide