• 360 S5 battery compatible with Qihoo 360 Robot Vacuum S5 S7 S7 Pro T90 X9. Please check if your device is compatible with this battery before purchasing
• Robot vacuum S7 battery built with 3400mAh high capaticy. 3400mAh Li-Ion battery ensures compatibility with the above devices and restores optimal cleaning performance
• T90 X9 robot vacuum cleaner is fast charging, Built-in over-charging, over-voltage, over-current, overheating and other protection functions, safe and reliable
• Lithium-ion batteries are easy to install and can be easily replaced by everyone without any specialized skills
• Rechargeable battery has 1 year warranty, if you have any problem, please don't hesitate to contact us