Battery Tender 021-0123 12-Volt Battery Tender Junior

• For all lead-acid, flooded or sealed maintenance-free batteries;• Complete 4-step charging program;• Automatically switches to float/maintenance voltage after fully charging the battery;• Solid-state 2-color LED indicates stage of charger;• Sparkproof;• Reverse-polarity protected;• 12ft output cord;• 5-year warranty;