(Pack of 2) 18650 UltraFire 3.7v 5000Mah Rechargeable Battery

(Pack of 2) 18650 UltraFire 3.7v 5000Mah Rechargeable Battery.Ultrafire 5000mAh 18650 is a high powered li-ion battery that is perfect for demanding electronics such as tactical LED flashlights. These batteries feature 3.7 Volts of power and a top of the line 5000mAh capacity that will keep high drain electronics running longer than competing power sources. Combined with reliable manufacturing quality and bulk value pricing, the Ultrafire 18650 is one of the best deals when it comes to li-ion power.ApplicationsFlashlights and torches – commonly used in LED flashlights, especially single-cell or parallel battery designs.Portable electronics – suitable for low-current devices such as radios, toys, or handheld gadgets.Power banks – used in DIY or low-cost power bank assemblies.Emergency lights – backup power source for rechargeable LED emergency lamps.Laser pointers – used to power medium-power laser modules.Small DIY projects – Arduino or Raspberry Pi portable projects (with protection circuit).Wireless devices – like Bluetooth speakers, rechargeable fans, or RC toys (low-current types).*product image for illustration purposes only. actual product may vary.