Item No. - XR500 Battery (MAH) - "3000MAH BYD Lithium- ion battery" Vacuum Duration - 150min "Dust Tank Capacity" - 0.6L Noise - 45db "Weight & Package" - "7kgs/pc 3pcs/ carton 575*490*395mm" Main Features - "Works with Amazon Alexa or Google Assistant 1. Lidar + SLAM Dual Location - 5cm-8m Radar Range - Real-Time Object Detection Scans and Maps the room, plans, and methodically cleans according to Map. 2. Wifi APP Controlled - Real-Time Construction Map 3. Smart Electric-Controlled Water Tank 4. Hand Drawing Virtual Wall on APP 5. Drawing Cleaning Area on APP 6. Map Upload & Storage on APP - Support Multi-floor Map Storage (Max.5) 7. Breakpoint Continuous Cleaning 8. Adjustable Suction Power;Japan NIDEC Brushless Fan 9. Electrical and Mechanical Double Anti-collision Design; 10. Voice Guidance 11. Anti-Winding V shape Floating Roller Brush; 12. Double Filter(Primary and HEPA); 13. Time Schedule Cleaning System; 15. Obstacle Crossing: 18mm 16. In-Mold Decoration (IMD) surface 17. NIDEC Brushless Motor imported from Japan. 18 .EPSON Chip imported from Japan."