4-step 12V/12.8V 0.6A Battery charger-maintainerOptiMate 1 delivers precise micro processor controlled charging and long term maintenanceMaintain any type of 12 volt lead-acid battery without overcharging, filler cap / wet cell, sealed AGM (MF) or GEL and 12.8/13.2V lithium (LiFePO4) batteries.Ideal for vehicles that are seldom or seasonally used, or in storageThe OptiMate maintenance program delivers only what the battery needs, never overcharges, never underchargesMaintain ANY 12V/12,8V Lithium, AGM GEL or Standard battery100% automatic, 100% safe long-term battery care. Connect and forget, no more battery problems!The “no brainer” battery maintainerNo need to choose, the charger decides the right program