Optimate 4 Quad Program 12 Volt Battery Charger & Conditioner BMW Can Bus Option

Features: OptiMate 4 Quad Program tests before and after charging and can recover a flat lead-acid and lithium (LiFePO4) battery from as low as 0.5 volts. Save: Low Volt Start of 0.5V + 2-step desulphation recovery ( 1-step low volt pulse save during CAN-bus mode).

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