Don't place it in wet areas like bathroom or outside without a roof cover. You need to put litter in the self cleaning litter box first before you start initiating the machine. Only cats that are 3 month older (weighting 1.5-10kg) can use Petree Litter Box. After you clean up the dumpster, you need to reset the machine to restart. Keep power off when refill cat litter.Don't put anything on top of the litter box to avoid misguiding the gravity sensor. We suggest to use bentonite (clumping clay) cat litter. No strip-like, pine, crystal cat litter. The item "NEW PETREE Automatic WIFI-Enabled Self-cleaning Cat Litter Box AU STOCK" is in sale since Monday, February 8, 2021. This item is in the category "Pet Supplies\Cats\Litter Trays". The seller is "pika_pet" and is located in Tarneit, VIC. This item can be shipped worldwide.