[[ GXB20 Driver – Homemade Constant Current Programmable XHP50 Single-Cell Boost Driver! ]]

[Barkuti]

Ahil, Kaidomain's H1-A driver? Related: Buck and Boost Drivers, Testing, Modding, and Discussion (Pic Heavy)

By the way, where are those high-CRI XHP50s for sale?

Cheers