Compatibility and quick install: The replacement battery has the same interface and size as the specified model of accessory components, and installation can be completed in about 2 minutes, saving you time and effort. After replacement, the endurance is strong and the usage time is longer. Longer runtime after replacement: Replacing the battery restores longer operation time and improved endurance for the robot vacuum cleaner. Restored performance and efficiency: As usage frequency increases, battery performance can decline, causing weaker suction and slower cleaning. Replacing the battery brings the robot vacuum back to its working state, improving cleaning efficiency and helping ensure a clean floor. Hardware protection: When battery performance is poor, power supply can be unstable, which can impact hardware such as the motor and control circuit. Longterm use may lead to hardware failures; a fresh battery helps prevent these issues. Use scenarios: In households with frequent cleaning or heavy dirt (pets, children, traffic areas), the battery to maintain strong suction and longer runtimes. Regular maintenance for a robot vacuum used across multiple rooms to sustain peak performance. When you notice reduced runtime or weaker cleaning effectiveness, install a battery to restore performance.