OnePlus 6 Review - Battery capacity and battery life tests
OnePlus 6 specs - OnePlus (United States)
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Battery BLP685 compatible with OnePlus 6 A6003, 6T, (Li-Polymer, 3.85 V, 3700 mAh, High Copy) - GsmServer
OnePlus 6 Review: The Best Affordable Android Phone of 2018 | WIRED
New BLP657 Battery Replacement For OnePlus 6 1+ 6 A6000 A6003 3210 mAh Tools | eBay
OnePlus 6 Review | Ubergizmo
OnePlus 6 (A6003) Battery BLP657 - 3300 mAh (Replica)