About this item Easy to use: ZMAYPLUS 2nd Generation Pet Feeder has been upgraded from the knob timing of the first generation to the display timing, you can easily set the time you need on the screen. ZMAYPLUS pet feeder is powered by 4XAA batteries. (Note: The product does not contain batteries) Timed feeding: ZMAYPLUS Pet Feeder supports timed feeding from 1 to 48 hours, you can let ZMAYPLUS arrange meals for your pet when you are busy or when you are going out according to your needs. Double Tray Feeding: ZMAYPLUS Pet Feeder has two 350ml food trays, which can hold dry or semi-moist food, suitable for cat, small dog meal feeding and medium to large dog snack feeding. Tips: To prevent the lid from opening, do not place food or mucus on the edge of the tray. Keep the food fresh: ZMAYPLUS reserves a space at the bottom of the food tray to place an ice pack in order to prevent the food from becoming moldy and spoiled in a hot environment. The ice pack can keep the food fresh. (If you need ice pack, you can search for this ASIN: B0BFL9JV1S) Material Safe & Easy To Clean: The removable BPA free pet tray is dishwasher safe. And easy to clean, just wipe with a cloth to make the stains in the food tray disappear.