From aspects such as product introduction and technical parameters, we can determine which product temu is selling.

First, we can check temu's official website or product manual to learn about the product's appearance, functions and performance characteristics.

Second, we can also search for relevant product reviews and user feedback on the Internet to get a more comprehensive understanding of the product's performance and user experience.

In addition, we can also refer to the parameters and prices of other similar products to compare and determine which product temu is selling. In summary, by carefully studying the product introduction and corresponding information, we can accurately determine which product temu is selling.