UV ultraviolet test keychain. Not only does this keychain have a sleek look and practical features, but it also features a unique silicone color-changing design that changes color according to the intensity of UV rays and displays the corresponding test results in a laughing pattern.
Each keychain is made of high-quality silicone material, which is soft and comfortable while being durable and waterproof, making it suitable for a variety of daily use environments. Different colors and patterns can be selected according to the needs to perfectly match the brand image or the theme of a specific event.
This keychain is ideal for use as a company benefit, promotional giveaway, or event souvenir. Whether it’s testing the intensity of UV rays at an outdoor event or giving a fun tech gift to a customer or employee, it’s a testament to innovative thinking and a focus on the environment.
