Original 5500mAh 3.7V 26650 Rechargeable Battery Li-ion Lithium Battery with Protected PCB for LED Flashlight - China 26650 Battery Pack, Lithium Battery | Made-in-China.com
Price history & Review on 6PCS Liitokala LII-51S 26650 8A power rechargeable lithium battery 26650A 3.7V 5100mA Suitable for flashlight(PCB protection) | AliExpress Seller - LiitoKala Official Flagship Store | Alitools.io
Battery protected Li ion soshine 26650 5500 mAh|Storage Batteries| - AliExpress