What are the main characteristic of a successful manager?

I am assuming that you meant "The main characteristics of a successful manager". If that is what you are asking then here are few

1- Empowers his/her team to perform their assigned tasks

2- Delegates effectively - Give his team enough rope to perform their duties and holds them accountable

3- Encourages feedback and keeps two way communication channel open

4- Takes the blame of failure and shares the credit of success with his team

5- Celebrates teams success and takes swift actions if required - Rewards the good behavior through recognition and disciplines the bad behavior

6- Have soft skills like empathy

• decision maker
• critical
• charismatic
• delegate responsibilities
• calm
• courageous
• Anxious to encourage others
• passionate
• confident
• problem solver
• devoted
• ambitious
• disciplined
• professional
• organized
• negotiator
• animator
• careful
• clever
• thinker
• helpful
• willing to listen to others