General description High-quality, compatible battery with high capacity for use in your Dyson V11 Slim Home Cleaner, household robot, or home cleaner. The battery can be charged with your standard charger or a compatible charger. Technical specifications Battery type: Li-Ion Capacity: 3000 mAh Voltage: 18 V Energy: 54 Wh Number of cells: 5 Weight: 386 g Compatibility and accessories Compatible with Dyson V11 Slim Replacement for: 398006-01, 398857-01, 965171-02, 971450-06 Other information For a fresh fragrance whilst cleaning, please find fragrance cartridges in our other offers. Our batteries and cells fulfill all operational safety guidelines.