Please ask me more details by wc: Ortingle MOQ: 500PCS Main Function: 1. Auto cleaning / wireless remote control cleaning 2. Smooth moving mopping pad, remove stains and dirts easier 3. Light indicator and buzzer alarming 4. Automatic return to bottom point after finished cleaning 5. Repeat cleaning dirty area 6. 2 gap detection sensors ensure framless window cleaning 7. 4 mechanical sensors around the robot detects obstacles (IR sensor can not work proper under sunshine) 8. "Z" shape, "N" shape and "Z" to "N" automatic path planing optional 9. AI technology, anti-falling control algorithm 10. Mobile smart App mode and manual remote control mode optional 11. With uninterruptible UPS system, keep working for 30 minutes after power- off 12. Cleaning all kinds of smooth surfaces, including glass, flooring, tiles, marble, etc.