The JetBeam 10ER is AA 14500 USB rechargeable
On Amazon here

And the AAA version” JetBeam E01R

I have the E10R, my only issue is the button. I can’t readily feel it when fumbling to turn in the light. Otherwise it suits my purpose.
There had been reviews of the E10R and charging problems / issues but I can’t recall the exact nature of the issue(s).