This sealed lead acid battery uses Absorbent Glass Mat (AGM) technology. AGM technology relies on the use of fibreglass mat between lead plates which absorbs the sulphuric acid, making the battery spill-proof. AGM batteries offer many advantages over standard flooded batteries including improved efficiency and lower self-discharge. Technical AdvicePlease charge the battery upon reception and before the first use in order to ensure the best possible performance. Our products are stored in our warehouse which is equipped with a charging area to guarantee you optimum quality.As part of our ISO 9001 quality procedure, quality control tests are frequently carried out on all our products. [Quantity: Unit Dimensions: 151mm (L) x 98mm (W) x 95mm (H) - Weight: 3.24 KG NX [Warranty: 2 yearsVoltage: 12V[ [Capacity: 12Ah [Technology: Valve-Regulated Lead-Acid Absorbent Glass Mat AGM Technology