• Precise Compatibility: Perfectly fits ILIFE A4S, A4S Pro, A6, A7, A9, A10, V3x, V7s Plus, and W450 robot vacuum cleaners.
• Battery Condition:100% Brand New!Grade A cells ensure fast charges and low power consumption.
• Battery with 2 Year Satisfied Warranty: We team offers every customer 100% satisfaction guarantee. If you have any problems while using this battery, you can click on the seller in the upper right corner of the store "Ask a question", we will reply within 24hours. Please rest assured that we also have 2-year warranty.