Sea Doo Aqua Ranger Sea Scooter Battery Original Equipment Super Premium Battery For Sea Doo Seascooter Aqua Ranger and Yamaha Explorer. Includes proprietary catalyzing system specifically designed for Yamaha and Sea-Doo underwater scooters(other "after market batteries" do not include this equipment and may cause explosion in sea scooters). Rechargeable ZS4B2 12V7.5AH SLA Battery, Includes battery leads and connectors as shown Up to 1.5 hours of run time. Compatible with ZS2B ZS4B2 SD5542 YZS4B2 batteries Also compatible with Yamaha Seal and Yamaha Explorer water scooters.