Parent child interactive artifact: By simulating the sound and lighting effects of a real camera, it stimulates children's curiosity and exploratory desire Night Companion: LED light function, automatically lights up in dark environments, improves night visibility, and enhances touches of security Scenario: Suitable for parent-child interactive scenes, allowing children to learn photography knowledge in games, while also adding more joyful time to family outings Fun interactive lighted sound simulation camera keychain, built-in LED light and sound module, providing unique visual and auditory enjoyment 12cm bead chain design: suitable for hanging on bags or keys, easy to carry. Solved the problem of traditional keychains being monotonous and boring, adding fun to daily life