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Why settle for one type of battery when you can have both starting and deep cycle capabilities with Northstar. The NSB-AGM78 is a 12 volt 70.3 Ah Ultra High Performance AGM battery that is completely maintenance free and covered by a 4 year free replacement warranty. The NSB-AGM78 can be discharged and recharged over 400 times without any loss in power and you won't experience complete power loss due to its unique design. Made in the USA!