I found this on your battery from here.
Brand: Ultrafire (fake)
Model: BRC 18650 3600mAh (DX 47663, prot.)
Size: 18650
Claimed Capacity: 3600mAh
Actual Capacity: 2217mAh
Brand: Ultrafire (fake)
Model: BRC 18650 3600mAh (DX 47663, prot.)
Size: 18650
Claimed Capacity: 3600mAh
Actual Capacity: 2217mAh
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