Instead, he added a SOT-23 regulator in his design to get the 5 volt to enable ... so we guess all’s well that ends well. To fit the LED PCB in side the original cylinder, he designed a 3D ...

Such an airy and open design obviously has the potential for mechanical issues, which [Sasa] addressed by adding pads at three corners of each board; a vertical PCB connects to each LED board to ...