BS BATTERY DRY series batteries come "flooded" with lead acid, these batteries need to be filled before initial use. A conventional 12V 5.8Ah battery specially designed to offer good performance and reliability, supplied with an acid pack, must be activated before first use and must be checked periodically. With DRY technology, this battery does not require maintenance during a long storage period. Battery dimensions: 135MM X 60MM X 130MM. If you are not sure which battery is suitable for your motorcycle / scooter / ATV / SBS? Try checking the official BS BATTERY catalog at the following link: BS BATTERY search engine Still not found? You can contact us for professional advice 055-5028253