This is an average performing 18500 cell that appears to have a 3.8A rating. The continuous current rating is not specified but the highest discharge level shown in the graph in a datasheet is 3.8A.
The capacity for the two NCR18500A’s I tested was 2060mAh and 2066mAh at 380mA (0.2C) down to 2.5V. This is fantastic consistency and is typical of cells from the major manufacturers. Panasonic rates them at 1900mAh at 20°C and 1940mAh minimum/2040mAh typical at 25°C. I am rating these cells at at 1940mAh.
The plastic wrap on this cell stops before reaching the bottom of the cell. The is no wrap anywhere on the bottom. I do not know if this could be a safety issue for any device. Do not use this battery unless you are sure it is not a problem.
Two cells were purchased for the purposes of testing by me.
Ratings graphic: https://imgur.com/a/ScJxA8b
Full Test report: https://bit.ly/3a5KbAs
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These tests only note the ESTIMATED ratings for these batteries at the time I tested them. Any battery that is not a genuine Samsung, Sony, Murata, LG, Panasonic, Molicel, or Sanyo can change at any time! This is one of the hazards of using “rewrapped” batteries or batteries from other manufacturers so carefully research any battery you are considering using before purchasing.
Misusing or mishandling lithium-ion batteries can pose a SERIOUS RISK of personal injury or property damage. They are not meant to be used outside of a protected battery pack. Never exceed the battery’s continuous current rating and keep the plastic wrap and top insulating ring in perfect condition.
Any rating in my ratings tables can change at any time as different grade cells appear on the market, we get swamped with fakes, or new information becomes available to me. Please, never assume that the ratings in the tables are permanent and will never change! Always download the latest version before considering any cell purchase.
To see how other cells have tested check out this link: https://www.e-cigarette-forum.com/forum/blog-entry/list-of-battery-tests.7436/