The Vax OnePWR 4.0Ah Genuine Battery (BV25040) delivers reliable, long-lasting power for your Vax cordless devices. Engineered for optimal performance, this high-capacity battery ensures extended run times and consistent energy output, enabling uninterrupted cleaning sessions. Its genuine design guarantees compatibility and safety, maintaining the integrity of your equipment while maximising efficiency. Ideal for maintaining peak device functionality without frequent recharges.