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18650 Lithium Battery 3.7 V Volt 4200mah BRC 18650 Rechargeable Battery Li ion Lithium Batteries For Power Bank Torch|Replacement Batteries| - AliExpress
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18650 lithium battery 3.7V, 4200mAh rechargeable, used for flashlight power pack - AliExpress
18650 Lithium Battery 3.7 V Volt 4200mah BRC 18650 Rechargeable Battery Li ion Lithium Batteries For Power Bank Torch|Replacement Batteries| - AliExpress