A 26650 5000MAH/10000MAH 3.7V Lithium Battery Strong Light flashlight Battery/Amplifier Battery/Song Opera Battery/Headlight Battery/Fan Battery Large Capacity Rechargeable Battery 3.7-4.2V Power Supply | SHEIN UK
Nitecore NI26650A Flat Top battery Rechargeable (3.7V, 4200 mAh)