Backed by an industry-leading warranty, ODYSSEY® batteries are engineered to deliver 2X the power and 3X the life of conventional flooded lead acid batteries. Manufactured with Absorbed Glass Mat (AGM) Thin Plate Pure Lead (TPPL) technology – or AGM2 – the latest in AGM power, ODYSSEY® batteries are maintenance-free, extreme temperature tolerant and provide ample cranking, even at a low Depth of Discharge (DOD).