He led a band of monkeys, or ape-like creatures, who gave crucial support to Rāma inside the rescue of Sītā from Rāvaṇa's kingdom of Laṅkā. He's a image of energy and loyalty, and it is patron of wrestlers. The Panchamukhi Hanuman Kavach is usually greatly listened to and meditated https://www.youtube.com/watch?v=ufkmD95y7fE