This may include conducting user research, creating wireframes and prototypes, developing visual designs, and collaborating with developers and other stakeholders to ensure the final product meets the client's needs.

The freelancer may also be responsible for delivering a variety of design deliverables, such as design briefs, design specifications, and design assets, depending on the specific needs of the client. They may also provide ongoing support and consultation throughout the product development process, helping the client to make informed design decisions and iterating on the design based on user feedback.

Overall, a product designer freelancer's service is focused on helping clients create high-quality, user-centered products that meet the needs of their target audience and achieve their business objectives.