Battery Tender 4A Selectable Charger

4A selectable battery charger.

• Equipped with proper charge algorithm for charge and maintenance of 6V, 12V, AGM, lead acid or lithium batteries to ensure long-term battery health
• Selectable battery chemistry - has battery chemistry selection with proper charge algorithm for lead-acid, flooded or sealed maintenance free (AGM and gel cell) and lithium batteries
• Complete four-step charging program (initialization, bulk charge, absorption mode and float mode)
• Automatically switches to float/maintenance voltage after fully charging the battery
• If the battery voltage drops too far under load, full charger output power resumes
• 12V @ 4A output and 120VAC @ 50/60Hz input
• Solid state, two-color LED indicates stage of charger
• Spark-proof and reverse polarity protected
• 12' output cord