Listman 20700 3400mAh (Yellow)
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Official specifications:
- Battery Capacity (Mfg Rated): 3400 mAh
- Battery Chemistry: IMR - LiMn
- Battery Feature: Rechargeable
- Battery Form Factor: IMR 20700
- Battery Rated Voltage: 3.7 V
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This is a high current 20700 battery.
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The two cells tracks fairly well and can deliver nearly 30A, I get about 3000mAh from them to 2.8V
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At 30A the cells gets rather hot.
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Conclusion
This battery is designed for high current and do that fairly well, but specified capacity is a bit optimistic.
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
Compare to 26650 and other larger batteries