Automatically connect with iphone and andriod system phone, do not need to match. Perfect APP program App language: English,German,French & Chinese. 1800 kinds of food for choose,display 9 kinds of nutrients. Weighting for five types of food ingredients:water/milk/flour/sugar/oil. Convert measuring units from G/ML/OZ/LB. Display Resolution:1g/ml/ct 1/8 oz 1/8 cup/lb Max measuring weight:5.0kgs Battery specification:2pcs of AAA (NOT included) Other FUNCTION: A. record your daily eating B. can be analyzed the mixing food's nutrition C. detailed classification of foods