The 4-bank OptiMate TM-485 Charger/Maintainer by TecMate charges or maintains 4 lithium vehicle batteries simultaneously! Comes with ALL the clamps and cables you need to charge up to 4 batteries at once. Great for all 12V Antigravity Batteries as well as other brands of lithium motorsport/ powersport batteries. This is the perfect unit for those who have multiple bikes and want to maintain or charge one or up to 4 batteries at the same time. A great cost-effective charger for your lithium battery maintenance. Unique LiFePO4 battery preparation for dealers and consumers! 3-year limited warranty.