Exide Matrix, completely sealed, maintenance free batteries, come with cutting edge Ca-Ca system. No topping up during guaranteed service life span. Long wet shelf life, no freshening charge required for up to 6 months from manufacturing date. Special paste formulation for Positive and Negative plates give higher life anticipation with flawless charge acceptance in service. Double Clad Polyethylene and Glass Mat partition makes the battery highly reliable and durable. Omega type cover design makes it spill resistant.