SELF CLEANING CAT LITTER BOX: After the cats leave the litter box, the rolling sifting process separates the cat's waste from the clean litter. The specially designed screen can save more cat litter. With a 13L ultra-large waste drawer, the pet keeper just needs to change the trash liner in 15 days (Based on test data from one cat). SAFE AUTOMATIC LITTER BOX FOR CAT: An integrated device of self-detection, gravity sensor, anti-pinch sensors, ventilated and inverted triangle stable structure design, makes sure that no cats will get hurt. REDUCES ODOR & FALLING LITTER: Our rechargeable odor purifier (optional) and carbon filter effectively eliminate unpleasant odors, formaldehyde, and ammonia. The removal rate is up to 90% or more. The litter box features a litter barrier at the entrance, which helps reduce litter tracked out by cats when leaving the litter box. DON'T NEED WiFi: No need to set up wifi, and no app function. The self-cleaning litter box comes fully assembled. After receiving the package, you only need to open the package, plug in power and add cat litter, and it is ready to work. Free your hands! SPECIFICATIONS: The self cleaning cat litter box’s size is 23.62*22.83*27.95 inch, the Globe capacity is 57L, and the waste drawer’s 13L. Note: At this time, CATLINK’s smart litter box is only suitable for clumping cat litter. The cat litter should not exceed the max level line mark in the Globe. CATLINK Automatic Self-Cleaning Cat Litter Box Protect cats safe at all the time: 1. Self-Checking: Our cat litter box will stop running when abnormal. 2. Mircowave radar technology covers the entire interior of the ball carbin. 3. Anti-blocking protection: Motor stop when it is locked. *ONLY suitable for clumping cat litter *RECOMMENDED for cats weighing 3.3 lbs to 22 lbs *The amount of cat litter poured in should not exceed the maximum scale in the ball bin.