Looks to be a decent battery in mid current loads. It’s not a high drain battery but it should work fine in most flashlights.
https://na.industrial.panasonic.com/sites/default/pidsa/files/panasonic-li-ion_ur18650a_datasheet.pdf
The discharge graph at the bottom right shows a decent curve at a 3c discharge current that’s roughly 6.75 amps.