Keepower 18350 12000 Mah 1.1A protected button tops. Part no. p1835c2
Brand new, purchased 2/2020. At 38.7mm, these looked too long for my Jetbeam RRT 01. I didn’t even try it.
Here is a review of the product: Test/review of Keeppower 18350 1200mAh P1835C2 (Black) 2017
$18 shipped CONUS