You can record the product information of each small item. Each item is equipped with a unique ID - including name, category, description, etc. Make your shopping both orderly and full of memories. "Historical Price" is your price memory bank. This section allows you to grasp the pulse of commodity prices and record every price jump. By tracking the original price and the current price, you can not only see the price changes, but also gain insight into market trends, making your shopping decisions more wise. You can set budget goals, monitor consumption progress, and ensure that every expenditure is under control. "Shopping Tips" is your shopping think tank. This section allows you to record various shopping wisdom and money-saving techniques, so that you can navigate the ocean of shopping with ease. Shopping is not only consumption, but also an art of life.