100% Original Replacement Battery For Oneplus One 1+ Oneplus 1 2 3 1+3 One Plus 3 3t 5 5t 6 6t 7 7t Pro 7 8 8 Pro Plus Batteries - Mobile Phone Batteries - AliExpress
Had this phone since launch, no experimenting nothing, all stock. It's still fast and has decent battery life. This phone is one of the best purchases I ever made up to this
E-yiiviil for OnePlus 5 OnePlus 5T Replacement Battery 3210mAh 3.85V BLP637 New Internal Battery with Tools - Amazon.com
OnePlus 5T Teardown! - Hidden water resistance? - YouTube
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OnePlus Offers Free Battery Replacement for OnePlus 6, OnePlus 6T, OnePlus 5, OnePlus 5T, OnePlus 3, and More