PowerStar Power Power Sport AGM Series Sealed AGM Battery is designed to provide maintenance free battery solutions to the vehicles. This battery features sealed design to recycle gases internally during operation and charging. It has valve regulated real acid VLRA design to eliminate gassing while charging the battery. This battery consists of lead calcium plates to increase its storage life. It increases the CCA performance of the vehicle and maintains reliable voltage. This battery is backed by Two year warranty from the date of purchase.