Is my huawei p10 battery faulty or normal?

Screen brightness : 50%, Built in optimize daily. only mobile data on. No location, no WiFi.

The longest On screen time i lasted was 6 hours ( almost no standby time, that was the first day i bought the phone ) only browsing and downloading apps. 6 hours and battery died.

Yesterday night, 4 hours on screen time, browsing and video recording for 20 mins then phone died.

This morning :Battery is at 80%, 1 hour on screen time, no standby time.

Now : Battery at 15% , on screen time : 4...

Is my huawei p10 battery faulty or normal?

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