Sanyo NCR2070C, the Best 20700 Battery?

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Specifications:
Model: NCR2070C
Size: 20700
Protected: No
Style: Flat top
Rechargeable: Yes
Nominal voltage: 3.6V
Nominal capacity: 3500mAh
Continuous discharge rating: 30A
Approximate dimensions: 20.35x 70.3mm

Package includes:
1x Sanyo NCR2070C 3500mAh 30A Battery