Motobatt Battery MB12U 12v 14.8Ah (20Hr) CCA:170A YB12AA, YB12ALA2 L:134mm x H:161mm x W:80mm

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.