HIGH COMPATIBILITY: This model S11-02 battery is designed specifically for the Pure ONE S11 series to ensure perfect compatibility and optimal performance of your smart cordless vacuum cleaner. POWERFUL PERFORMANCE: With a capacity of 21.6V and 2500 mAh, the battery delivers reliable power and longer runtime for uninterrupted thorough cleaning of your home. EASY INSTALLATION: Designed for easy installation, this battery can be quickly replaced to get your vacuum cleaner back to work in no time. DURABLE AND LONG LASTING: This battery is made of high quality materials to withstand daily use, ensuring longevity and consistent performance for all your cleaning needs. INTELLIGENT TECHNOLOGY INTEGRATION: This battery is equipped with smart technology that optimizes power usage and increases the efficiency of your Pure ONE S11 vacuum cleaner. Increase the performance of your Pure ONE S11 Series Smart Cordless Vacuum Cleaner with our Model S11-02 Battery. This powerful backup battery delivers a reliable 21.6V and 2500 mAh of power, ensuring extended runtime and allowing you to perform thorough cleaning without interruption. Designed to be easy to install, this battery allows you to quickly replace your old battery and get back to cleaning in no time. Made from high-quality materials, this battery stands up to daily use for long life and consistent performance. It integrates smart technology to optimize power usage and increase efficiency.