TrustFire IMR26650 3400mAh (Red-gold)



Official specifications:

• Battery Capacity (Mfg Rated): 3400 mAh
• Battery Chemistry: Li-Ion
• Battery Feature: Rechargeable
• Battery Form Factor: 26650
• Battery Maximum Voltage: 4.2 V
• Battery Minimum Voltage: 2.85 V
• Battery Rated Voltage: 3.7 V
• Anode material: LiNiCOMnO2-C
• Discharge Rate: 20C
• Maximum discharge current: 68A
• 300-500 times rechargeable

This 26650 cell is fairly low capacity, but high current.











The discharge curves looks good, it can deliver up to 20A with nearly constant capacity.



















Conclusion

This looks like a fairly good battery for high current application, but capacity is fairly low by todays standard.



Notes and links

How is the test done and how to read the charts
How is a protected LiIon battery constructed
More about button top and flat top batteries
Compare to 18650 and other batteries