CTEK M100 7 Amp Smart Marine Battery Charger 7A 12V Car Boat AGM Deep CycleAn excellent marine charger offering great value for money that provides complete battery care for small boats with a 12V battery, and which can serve as a start and service battery. M100 is a fully automatic 8 step charger that supplies 7A and is ideal for batteries between 14 150Ah and up to 225 Ah for maintenance charging. M100 analyses whether the battery can accept and retain the charge, it removes harmful lead sulphate crystals, gives an