1. Smart App & Voice Controls: Use Alexa or Google Home voice commands to direct cleaning. Use the app to check real-time cleaning map & cleaning status, provide online-service & schedule cleaning, share equipment with friends and receive error alerts.

2. Superior Full Coverage: 990 robotic vacuum is equipped with One-Key Planning Tech to memorize real-time routes and navigate to uncovered areas intelligently, fully covering your home with S-shape routes.

3. Powerful Clean System: V-shape dual rolling brushes & brushless motor with streamlined air duct design offer strong suction, low noise experience and comprehensive cleaning effects, idea for pet hair.

4. Hands-Off Vacuuming: Fall prevention & anti-collision sensors + climbing + virtual protection band (optional) = comprehensive obstacle elimination.