Sleep of death. It's dead

Battery got to 20% so plugged in it to charge and since that night ta died

No red light when charging,

No vibrations when i hold the power button and vol +

Could it be the battery?

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

crwdns2934109:0crwdne2934109:0

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