When your SPL competition build demands the absolute peak in lithium performance, the XS Power Li-D1600 16V lithium car audio battery steps up to deliver. Built on proven LiFePO4 / LFP battery chemistry, it unleashes a staggering burst of max amps that leaves traditional AGM far behind, while its Group 34 footprint keeps installation straightforward. Competitors chasing big scores know that every millivolt of voltage stability matters on the meter.At a fraction of the mass of a comparable lead-acid unit, the Li-D1600 is the lightweight lithium battery choice for builds where every pound counts. Use it as a dedicated front or rear supplemental battery alongside a high-output alternator, and enjoy rock-solid, low voltage drop performance through the heaviest bass hits. This is competition audio battery engineering at its finest.This Listing Includes: (1) XS Power Li-D1600 Group 34 16V Lithium LFP Car Audio BatterySpecifications Model Li-D1600 Product Type Lithium Car Audio Batteries Voltage 16V BCI Group Size Group 34 Maximum Amps 4320A Energy 743Wh Lead-Equivalent Cranking Amps 3240A Lead-Equivalent Amp Hours 140.2Ah Cranking Amps 2160A Amp Hours 46.8Ah Rated Power 10000W Polarity L Warranty 1 year UPC 810111135658 Package Length 11.93 in. Package Width 8.43 in. Package Height 9.8 in. Package Weight 26 lbs. Available from JS Alternators.PROP 65 WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. Wash hands after handling.For more information, visit www.P65Warnings.ca.gov.