? Laser Light Beams Over Lower HPP ?

[kander]

You might really want to put a name brand battery that will "actually" have the maximum rated output for that type of battery. There are many off brand batteries that claim unrealistic aH ratings and are usually around 1/3 of that rating in actuality.
something like this
https://www.ebay.com/itm/4Pcs-Panasonic-...3185052157

And a charger like this will tell you how much power the battery has after being charged.
https://www.ebay.com/itm/SoShine-SC-H4-L...3042157269

Just some extra options on the table for you to consider.