Go to Amazon.com : http://www.amazon.com/gp/product/B001HBZ2V8?tag=theatrecat-20 <br /> <br />Stinger SPV44 660-Amp Power Series Dry Cell Battery with Protective Steel Case for Systems <br /> <br />12V Power Series Dry Cell Battery <br />Sealed absorbed glass mat AGM design <br />Can be used as a replacement for your vehicles standard battery <br />Can also be used as an additional battery to power your high-performance sound system <br />Leak-Proof non-hazardous design 100 Sealed and maintenance free <br />5 second cranking output of 300 amps
