Advanced 5-Layer Safety ProtectionYour cat’s safety is our top priority. This upgraded litter box is equipped with a comprehensive 5-layer protection system, including 4 sensors, 4 hall sensors to ensure parts are correctly in place, dual infrared sensors (entrance and internal) for anti-pinch protection, and a current sensor to prevent motor blockage. The 8-inch entrance infrared sensor immediately stops rotation if a cat approaches, giving you total peace of mind.Upgraded Odor-Lock & Quiet OperationKeep unpleasant smells at bay with the new composite sealing ring that reduces leakage rates to less than 5%. The upgraded seal odor-lock system ensures your home remains odor-free. Additionally, the motor operates at a whisper-quiet 50dB, providing cozy comfort for your cat and peace for your household without loud disruptions.Smart App Control & ConvenienceTake full control of your cat's well-being with the smart App (supports 2.4GHz Wi-Fi only). Track daily records, monitor average duration, adjust clump delay times, and lock the device remotely right from your smartphone. Even without the App, the manual mode makes it easy to use—simply press once for instant cleaning, or hold for 3 seconds to empty the litter or calibrate the weight.Large Capacity & Spacious DesignBuilt to accommodate larger breeds, the spacious interior supports cats up to 22 lbs. The generous 7.8L waste drawer features a pull-and-wrap waste solution that can last up to 15 days, leaving no traces or unpleasant smells. With dimensions of 21.3" x 18.9" x 21.7", it provides ample room for your cat to enter, turn around, and exit comfortably while keeping your floors spotless.