crwdns2933897:0crwdne2933897:0

Phone battery drains very fastly

Like if I have charge my phone 100% so in short period of time in approximately tired to 2 to 3 hours for a continuous use my phone's battery will become dead From 100% so how to fix it

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

crwdns2934109:0crwdne2934109:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0