BR151 2-in-1 Robot Vacuum Cleaner Artificial intelligence, IoT technology. Achievable smart lifestyle makes you clean and worry-free. App compatible. You can control the robot smart vacuum via the APP or voice commands, organize and control cleaning, set cleaning modes and customize cleaning, and know the cause of the vacuum cleaner malfunction with your phone. Notice: The app only supports 2.4GHz WiFi, which is compatible with Android and Apple. Please update the latest version of the app in time when you receive the robot. Smart Mopping System. Cleaning System and a 230ml high-capacity electronic water tank, you can set 2 different water flow levels for specific cleaning needs. Even cleaning cleaner with penetration. Z-shaped route, high coverage. This robot vacuum cleaner by default has a random cleaning path. Zigzag cleaning can be selected via remote control or app. Z-type routing has high coverage, less missed scan, and high efficiency. (When using, please pay attention to avoid collisions of the robot vacuum, otherwise it will change the zig-zag cleaning route.) Safe and efficient cleaning. The robot vacuum cleaner is equipped with an infrared sensor, which is close to the furniture/wall/white obstacle, and instantly recognizes and slows down to avoid collisions. Fall induction technology, perceive steps, effectively prevent falling from stairs or edges. Plan the best route for efficient and thorough cleaning. Powerful, non-stop cleaning. Two large wheels are designed to move easily from hard floors to carpets, and easily glide over thresholds less than 1.5cm for continuous cleaning throughout the room without worrying about it getting stuck.