My samsung i9300i battery is draining too fast ?

[digiclock]

what could be the reason

 

[N_LaRUE]

Can you be a bit more specific? What are you doing with the phone? Is this a new behaviour?

How fast is fast?

 

[Harrie-S]

Samsung Galaxy S3 Neo GT-I9300I,
Please post your question on the android site because this is the windows site.
The only advice we can give you now is, Get a windows phone.