NOTICE FOR CUSTOMERS - This product is a motion sensor trash can. Customers need to install 2 AA batteries as well as follow the steps to put on the garbage bag to ensure the bin works properly. In the process of use, please do not hesitate to contact us immediately if any problem occurs. SMART SENSOR - Our fully-developed sensing technology reduces unnecessary openings and extends battery life. The lid stays open if you keep your hands above the infrared motion sensor, which improves user experience greatly. Lid closes after 5 seconds automatically if none movement is detected by sensor. Product powered by 2 AA batteries (not included). WATER-RESISTANT - Advanced IPX5 waterproof technology prevents water or humid environment from damaging the unit. Leaving none water stain on surface after rinse. STYLISH & UNIQUE DESIGN - The appearance of this product is equipped with novel wave stripes, bringing visual aesthetics along with being anti-slip. With its modern oval-shaped design, the commercial trash can turns out to be great in bathroom, kitchen and other rooms while taking up less space. TRASH BAG FIX RING - The removable trash bag fixed liner supports trash bags to hold heavier waste. Simply take out the liner and put a trash bag on it to keep the trash bag hidden inside.