OptiMate 2 DUO ensures healthy lithium or lead batteries! 12V AGM / GEL / STD / EFB - 2A - 6-96Ah 12.8V LFP (lithium) - 2A - 2-24Ah Maintenance 24 24h 7j /7, 365 days a year 5-stage recovery of 4V desulfation Charging of lithium, STD, AGM and GEL batteries Economical maintenance of your 12V battery. OptiMate 2 DUO ensures precise, microprocessor-controlled charging and long-lasting maintenance. Maintenance of all types of 12V lead-acid batteries without overcharging, batteries with filler caps/wet electrolyte, sealed AGM (MF) or GEL batteries and 12.8 lithium (LiFePO4) batteries. The OptiMate maintenance program distributes the charge only when the battery needs it: never overcharged, never discharged. LOAD AMPERAGE: 0.6 A (constant current). USE: indoors (minimum temperature: -20 °C). RECOVERY: low voltage start from 4 V. IDEAL FOR: STD, AGM and GEL batteries 12V from 6 to 96 Ah and lithium (LiFePO4) 12.8 batteries. INPUT: global (100 - 240 V 50 - 60 Hz), high efficiency (CEC certified), hermetically sealed. STYLE: dustproof casing; charging cable with SAE connector SAFE: no risk of overcharging. Totally safe for vehicle electronics. Spark suppression. Long-lasting battery maintenance in total safety. Automatic shutdown in the event of a short circuit or battery disconnection. Included in the package are instructions in Italian, cable with clamps (SAE-74) and eyelet cable (SAE-71).