18650 3400mAh Rechargeable Lithium-ion Battery - Olight Store
Internova 18650 Battery - Lithium Ion Rechargeable Batteries - 2600 mAh 3.7V- with Button Top - Intervine
Ultralast 18650 Button Top Battery (3.7V, 2.6Ah, Li-Ion) | Battery Mart
100% New Original NCR18650B 3.7 v 3400mah 18650 Lithium Rechargeable Battery For Flashlight batteries|rechargeable battery|battery forbattery rechargeable - AliExpress