Purchased 18650 battery for first time. Seller told me it's Panasonic 3400mAh capacity. I am getting some doubts about it being fake because original one has different top side on the internet.
18650 Battery Which Side Is Positive-battery-knowledge | Large Power
4PCS VariCore 18650 3400mAh battery NCR18650B with original new 3.7V Suitable for flashlights - AliExpress