Key Features Feature Specifications: 1. The height of the product is 9cm it is very good at clean the dirty place bellow SOFA and bed 2. Unique triangle rolling brush group is our proprietary product it enables the product to clean the big trush (eg: 10*10*800mm size like a pen) 3. the product own the vacuum clean and sweep function two functions work at the same time it cleans your floor well! 4. UV light kills the bacterium up to 90% on your floor . 5. It applies to many kinds of floor such as: wooden carpet plastic floor ceramic ect. 6. Virtual wall is our proprietary product you can prevent the product from going to anywhere you dont want it to. 7. Remote control very small adjust to change the product walking direction . 8. Longer working time about over 90min when the battery is full. 9. Self-charging function it can find the station when the battery is very not enough and self charge automatically. 10.Timed-cleaning you can choose any day and any clock to clean your floor the strong memory will make the product remember your order. 11.The noisy is only 55dB. 12.Five kinds of walking lines the product can go to anywhere you want. 13.Itan check the stair and any obstacle 14.RoHs GS CE UL certificate