Klarus 26650 5000mAh 3.7V Protected Lithium Ion (Li-ion) Button Top Battery - Plastic Box
26650 LiFePO4 3.2V 3000mAh | Himax Professional Manufacturer
PKCELL Flat Top 26650 3.7V 5000mAh Rechargeable Li-Ion Battery
26650 Battery 3.7v 7200mah Rechargeable Li-ion Battery Use For Flashlight Good Quality Torch Batteries Red Flat Head - Rechargeable Batteries - AliExpress