Automatic Smart Cat Litter Box, Large Capacity Self-Cleaning Litter Box with W1655P155239Two Working Modes: (manual automatic) you can control the cat litter tray on the collection by linking to the network; at the same time, you can also detach from the mobile phone to achieve offline control, at the same time, this mode we have a child lock, to avoid the children's accidental touch triggering the machine operation. It is suitable for both short and long distance control of the litter tray. Multiple Anti pinch: the cat goes up to the