12v 9ah sla battery replacement for marcum showdown 5.6 digital fishfinder

Upg # 40812 ub1290 12v 9ah dimensions: 5.94 inches x 2.56 inches x 4.06 inches. weight: 5.17 lbs sla/agm maintenance free, spill proof battery rechargeable battery that can be mounted in any position, resists shocks and vibration 1 year warranty