Motobatt Lithium Battery MLX4U-P 12v 2.2AH CCA:45A YTX4L-BS, YT4L-BS, YTZ5S-BS, YB4L-A, YB4L-B L:114mm x H:87mm x W:70mm (Also Has 20mm Spacer)

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.