Good manager:

You need to demonstrate a combination of leadership, managerial, and communication skills

A true leader has to exhibit courage and dedication.Courage in its ability to unify and motivate people balanced appropriately with professionalism, strong values, and humility.
He needs to be able to reach consensus andcreate a shared vision and purpose, and also establishing priorities and proactively setting direction.

Clearly articulating tasks and defining outputs is veryimportant. In addition, a manager needs to exercise the appropriate level of supervision: which means establish clear accountabilities and expectations and push work down tothe correct level in order to create a strong sense of ownership and leverage the skills of the team members. When necessary, coaching team members to help them developnew skills

Be a masterful communicator. A manager has to give each member of the team consistent and constructive feedback, importantly, both positive and negative.Not only once a year when evaluation process is taking place. Such feedback not only provides clear developmental objectives, but also signals to others that themanager values their contributions. Open communication quickly forms the foundation of mutual trust and respect.
States his points with remarkable precision and is expert atremaining objective and recognizing all sides of an argument. And, regardless of the volatility of a situation or the strength of his feelings, he always listens toall positions patiently and effectively controls his demonstration of emotion, thereby gaining the respect of others and lending additional credibility to his positions.