Being precise with your persona descriptions will help your team members understand who benefits from the product you are creating. My recommendation is that you keep your
Don't add irrelevant details, the kind of pet they own or their spare time activities etc. Make sure your personas have enough information to be usable for the entire team, that means team members and the business (stakeholders). If they contain too much detail it will make them difficult for the entire team to use. Include information that helps you make decisions about user interactions, visual design, and the product functionality that you need to develop.
Above I have added a simple, persona template that can guide you in writing concise