26650 rechargeable battery Capacity is:5000mAh,with PCB, battery charge max voltage 4.2V. Battery discharge min voltage 2.5V. 26650 rechargeable batteryCapacity is:5000mAh,with PCB, battery charge max voltage 4.2V.Battery discharge min voltage 2.5V.Size: Diameter:26.5mm, Height: 67mm.The battery is used flashlight.We have passed the CE and FCC testing for 26650 18650 14500 16340 10440 battery.