My wireless controller light is showing it is connected but its not?

Block Image

My xbox 360 wireless controller shows that it’s connected at number 2 but actually it’s not connected and there are no other controllers. How can I fix it?

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0