Fully Automatic Home Smart USB Rechargeable Cleaning Robot 1. Operating noise: approx. 55db 2. Usage time:approx. 60min 3. Battery capacity: 3.7V1200mAh 4. Charging time: approx. 3h 5. Smart interaction: touch start, no complicated switches or buttons, more technologically advanced operation 6. Whole house cleaning: equipped with a smart chip and high-speed computing power, it can flexibly handle complex floor surfaces and achieve comprehensive cleaning 7. Super obstacle crossing: easily crosses everyday furniture thresholds, moving freely without getting stuck 8. Powerful suction: tornado-level suction power, easily picks up large particles of debris and dust 9. Ultra-thin and Lightweight: 7cm slim body, freely navigating cleaning blind spots such as under sofas and beds 10. Safety and collision avoidance: equipped with a collision buffer, intelligently senses and avoids furniture legs 11. Long Battery Life: Up to 60 minutes of continuous operation, cleaning coverage area of ??approximately 90 square meters 12. Easy Maintenance: 13. Sealed, large-capacity dustbin effectively filters fine dust; easy to disassemble and clean. 14. All-terrain applicable: Intelligent light-sensing ground recognition, compatible with various materials such as wood flooring, ceramic tile, and stone. 15. Weight: 530 grams 16. Dimensions: 250x250x70mm (including brush)