internet vendor seller overstock listing shows counterfeit, fraudulent or replica 18650 Batteries. Listing: https://www.overstock.com/Electronics/18650-3.7V-5000mAh-Li-ion-Rechargeable-Li-ion-Battery-for-LED-Flashlight-Box-of-2/15263689/product.html?recset=c7b032cb-bbcd-4337-a3ef-9b2c9a8847fe&refccid=JEHB2UDJHOF2GM2DQKKJBVDIMU&searchidx=6&recalg=63&recidx=6