We at Caferace.it are delighted to offer you the most advanced fully automatic 12V charger in the world! OptiMate 6 saves batteries where other chargers fail by detecting the difference between a dead battery that needs to be charged and a sulphated battery that needs to be saved. Special features: Multi-stage desulfation: saves neglected batteries even at 0.5 volts. Ampmatic Charge Control: Adjust the current to any battery size (3 to 240Ah) OR any battery condition, for faster, more complete charging. Cell voltage equalization mode: Properly prepare new batteries for first use and optimize battery performance. Daily Battery Check & Interactive Float Charge - Keeps the battery fully charged for weeks or months. Features: Charging current: 5A (Ampmatic) Use: indoor / outdoor (minimum temperature: -40 ° F / -40 ° C). Rescue: start with a low voltage of 0.5V + 2-stage desulfation rescue. Ideal for: 3 240Ah STD, AGM and GEL 12V batteries. Input: global (100-240V 50-60Hz), high efficiency (CEC listed), fully encapsulated. Design: Wall mount weatherproof case, with 6ft / 180cm mains cable and 6ft / 180cm charging cable with SAE plug. Weatherproof battery cable and standard battery terminal kit included. Safe: no risk of overload. Completely safe for vehicle electronics. Spark suppression. Safe for long-term battery maintenance. Automatic shutdown in case of short circuit or disconnected battery.