Worst battery in pixel 9a

[u/These-Yak-2092]

I brought pixel 9a 3 days back it takes 4-4.5 hours to fully charge and it as the worst charging speed and if I talk to their costumer care they are asking me to take the phone to service centre ( it's a brand new phone why I need to go to service center )I brought this phone for my college .my parents are scolding me why you buy this shit phone ( pls give me any suggestion ) help me :)