4w 940nm laser driver needed.can i use

hello

i have a 4w 940nm laser* i use as illuminator for my work as PI.
and i need a small driver to connect me 12v battery.

Focusable Laser Module Housing for C Mount Module with Heat Sink and LD Base | eBay

C Mount Package 4000mW 4W 940nm Infrared IR Laser Lazer Diode LD No Fac | eBay

can i use simple dc-dc coverter with voltege and current control?

4 6 12 14 24V DC DC CC CV Power Supply Buck Converter Step Down Module 8A 10A | eBay

hi,
Edit your first post you made two of the same ..

Rich