EagleTac 18650 2500mAh Protected Lithium-ion Rechargeable Battery

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EagleTac 18650 2500mAh Battery

Innovative Ultra-high capacity:
These 18650 cells offer ultra-high capacity at 2500mAh, and maintain highest voltage under load, making single 18650 lithium-ion flashlight regulate longer and better.

The Protected 2500mAh 18650 li-ion with only 68.5mm in height. That makes it highly compatible with all 18650 flashlights and chargers in the market.

Button top design:
The protruded button top design makes it work with any flashlight that uses hardware anti-reversed battery polarity protection. It also ensure good conductivity when multiple batteries are used in series.


  • Battery cells made using Korean technology
  • Nickel plated steel button top
  • IC protected against short, over-discharge, over-charge
  • Measures only 68.5mm in height
  • Button top design
  • Steel plate reinforced bottom
  • Ultra high capacity and high voltage even under heavy loading
  • Safety vent with thermal cut-off protection

Voltage: Typical 3.6V (4.2V when fully charged)
Capacity: 2500mAh (discharged at 0.2C)
Dimensions: 18.6mm x 68.5mm (+/-0.1mm)
Current over-flow protection: 5A-6A
Weight: 50gram

High voltage and capacity:
Our 2500mAh cells give the highest voltage under load, making it ideal to use in single li-ion flashlight application where flat regulation and high output are required. These cells also maintain very high capacity under high current load.
High consistency

EagleTac 2500mA batteries, when discharged at 2A and 5A, it yields 2464mAh and 2376mAh capacity respectively. When discharged at lower current like 0.2C, it yields full 2500mAh capacity.