intAct AGM Bike Power - AGM lead acid batteries once activated are totally sealed. This eliminates spills and leakages, making them particularly suitable for motorcycles, ATVs and personal watercraft. Each battery is supplied with an easy-fill acid pack for activation, no further maintenance or topping up is required.Using Absorbent Glass Mat technology (AGM) the electrolyte is held in glass mat separators making the battery completely maintenance-free after the first commission charge, more resistant to vibration and lasting up to three times longer than conventional batteries.