The Stellar Kitchen Bluetooth Diet scale measures weight and liquid volume for a variety of items like milk and water The smartphone app connects to the scale and transfers information to your phone to keep track of daily nutrition values like protein, carbs, fats, fibre and sodium. Featuring a touch control this scale is easy to use and slimline for easy storage and has an auto shut off for when the scale is not in use to save on power. Complete with a 2 year Stellar guarantee.