XTAR 26650 5000mAh Li-ion (Protected) Torch Battery - Xtar Direct UK
ThruNite 26650 Button Top Battery
Opticfire® Rechargeable 26650 battery 3.7v protected - Opticfire® LED UK
Shockli 26650 battery 26650 5500mAh 3.7V li ion rechargeable battery 20A 30A for high power flashlights U21 l2 TC20 DQG Tiny|Rechargeable Batteries| - AliExpress
26650 Battery - Dimensions, Chargers, and Flashlights
26650 3.7v 18800mah Battery High Capacity 26650 50a Power Battery Lithium Ion Rechargeable Battery For Toy Flashlight+charger - Rechargeable Batteries - AliExpress