Shockli CR2 1000mAh (Yellow)
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Official specifications:
- size(mm): 15mm(Diameter) x 27mm(Length)
- Weight(g): 16±1g
- Voltage: 3.0V
- Capacity: 950mAh-1000mAh
- Discharge Cut-off voltage: 2.0 V
- Non-Rechargeable: CR2 can not recharged
- Discharge Current: 0.1A- 0.7A
- Head Type: Button top
- Protected: With PTC protection
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Shockli is normally known for rechargeable LiIon batteries, but they do also have a primary CR2 cell.
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Output voltage depends on load, this will also affect total capacity.

At low current the output voltage will be higher and more capacity can be used.
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Conclusion
It looks like a good CR2 battery.
Notes and links
The batteries was supplied by Shockli for review.
How is the test done and how to read the charts
Compare to other AA/AAA batteries: Alkaline/NiMH/Lithium