Lefant N1K robot vacuum has a suction power of up to 4000 Pa, over twice the suction power of Lefant M210, ensure your floors and carpets are clear of all dirt, dust, and crumbs. 600ml Visual Dust Box & 200Mins Runtime The N1K Robot Vacuum uses 3600mAh lithium iron phosphate batteries to make the robot vacuum cleaner a long battery life and achieve up to 200Mins run time or approximately 200 sqft. Visualize 600ml large-capacity dust box to facilitate observation of garbage collection, reduce the frequency of emptying and save your time. Works With Amazon Alex & Google Assistant Extreme Powerful Suction Magnetic Stripe Detection Smart User-friendly The Lefant N1K robot vacuum is compatible with Alexa and Google Assistant and simply voice can take care of the cleaning while you sit back and relax. No Hair Entanglement&Two Side Brushes: The N1K vacuum robot uses the brushless suction port design which can effectively prevent hair from being entanglement. It can greatly increase the cleaning area to use 2 special side brushes. You don't need to worry about hidden stains. Assign a Vacuuming Zone Lefant N1K robot vacuum and mop combo equipped with a magnetic strip, you can freely set the robot restricted area ensuring your robot vacuum only clean specific areas you need. Anti-Collision Technology Anti-Drop Technology Self-charging Anti-Collision System Improved highly sensitive anti-collision technology for evading obstacles, protect your robot vacuum and furniture, walls, and other household items from scratches and marks. Zero Attention Neede Lefant N1K Robot Mop uses drop-sensing technology to avoid falling downstairs and off of ledges, effectively prevents damage to robotic vacuum or furniture. Always Prepared to Clean Lefant N1K Robot Vacuum Cleaner cleans up to 200 mins per charge, so you get to enjoy a completely clean home from a single charge. N1K Robotic Vacuums automatically return to the charging base when power is low, ensuring it's always charged.