Motobatt Battery MBTX12U 12v 14.8Ah (20Hr) CCA:210A YB12BB2, YTX12BS L:151mm x H:130mm x W:87mm

Motobatt batteries are a sealed unit, so no need to mess with Electrolyte/Acid.
This battery comes with 2 years manufactures warranty. To make the warranty valid, you must register the warranty within 21 days of making the order.