Maintenance-free thanks to gas recombination technology.100% secure: sealed against acid leakage due to battery tilt. The battery is completely hermetic thanks to the VRLA safety system.Longer duration: 3 times the life cycle of a standard lead/free acid battery (in compliance with the EN 50342-1 CCA tests). Longer duration even when idle (low self-discharge).Starting power: higher starting power even in extreme conditions.Vibration resistance: excellent resistance to vibration (V3 level in compliance with EN 50342-1 CCA tests).Easy to install: easy to transport and install even in vertical position. No spilling risk.