The PETKIT FRESH METAL Large Smart Anti-Bacterial Bowl features a built-in Digital Scale which tracks the weight of food in both Lbs (Pounds) and Kg (Kilograms). Prior to pouring your pet's food simply install or download the PETKIT Application and select the FRESH sub-application. Next, select your Dog or Cat brand of food (If not available input your brand of food and food information) and input the amount of weight in Grams or Pounds and you're ready to track the amount of calories consumed. The FRESH METAL version features a removable inner Metallic bowl that can easily be placed right in the dishwasher. Additionally the Fresh Metal features an Anti-Microbial BIOCLEAN ACT outer shell which automatically helps eliminate a large majority of bad bacteria and germs found in all Cat and Dog foods on contact such as E-coli. Additionally the FRESH Metal features 4 skid proof rubberized grips at the bottom for proper gripping and comes with an included screw driver for battery screw fastening. The FRESH also features an ergonomically countoured inclination tilted design for less reach-over by the neck area. The FRESH Metal is entirely Waterproofed and is recommended to solely be washed under the sink or running water and cleaned with a towel and is not dishwasher safe. When you purchase this device with the PETKIT P2 Activity Tracking Device users can automatically view their PETKIT FRESH METAL consumption data directly onto the FIT Application as well in both monitoring calories consumed and calories expended. 2 - AAA Batteries Included for a 2 Year Battery Life. This product comes with a 1 year warranty. The PETKIT P2 Activity Monitor Device is sold separately. Available in Multiple Patterns and Colors.