Amazon.com: Nitecore i2 Intellicharge Charger for 18650 AAA AA Li-Ion/NiMH Battery : Electronics
Klarus 18GT 18650 3600mAh 3.6V Protected Lithium Ion (Li-ion) Button Top Battery for XT11 - Plastic Box
Fenix 21700 Rechargeable Li-ion Battery - 5000 mAh - V2 – Fenix Store
Olight ORB-186P34 3600mAh 18650 - Used
What would be a better purchase? 2 of the 6.0AH batteries or 1 of the 8.0AH with rapid charger? I feel like 2 is better deal for the price. : r/MilwaukeeTool
Best batteries for flashlights | Best AA, 21700, and 18650 battery for your flashlight | 1Lumen.com