Automatic Sand Refill: TOF laser to refill sand when low, maintaining litter thickness and reducing sticking. Extra-Large 106L Space: suitable for cats up to 20 pounds. Wide litter surface cozier for cats Odor Control: waste bin with automatic sealing door and negative ion deodorization. One-Click Sand Cleaning: thoroughly empties in 1 minute, making it easy to replace old litter. Large Waste Bin: 12L vertical bin, no clumping, worry-free for 14 days. Safety Features: microwave radar, weight modules, and anti-pinch door frame for safety.
