internet vendor seller overstock listing shows counterfeit, fraudulent or replica 18650 Batteries. Listing: https://www.overstock.com/Electronics/4PCS-3.7V-18650-9900mah-Li-ion-Rechargeable-Battery-For-LED-Flashlight-Torch/23113733/product.html?recset=414a1d1a-0cb8-4336-a929-2ace99e2dd0a&refccid=6WCYAK43ZH4L6RSOP4D4Z5VYAI&searchidx=16&recalg=63&recidx=16