Battery Tender 5-Bank 021-0133, 4 Amp, 6V or 12V Lithium Only Selectable Commercial Battery Management System
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Feature
Simultaneously charges and/or maintains up to 5 6V batteries or 12-volt lithium only batteries, with 12 volts or 6 volts per 4 amps per charging bankSix foot lead with clamps included, along with a 3-year warranty
Maintains batteries at full charge without overcharging via its 4-step charging system
Spark-free design via microchip circuitry that will not activate output voltage until clips are correctly connected to battery
Reverse polarity protection and a built-in 72-hour safety timer that ensures batteries attain float mode status