KKmoon LM317 1.25V-12V Continuously Adjustable Regulated Voltage Power Supply DIY Kit with Transformer

hi guys today I'm going to review a power supply kits I got of banggood.com it's based on an lm317 power regulator and it's all-in-one kids so I put it together and obviously I got it in pieces first so I actually assembled everything soldered everything onto the board it was really straightforward it comes with the description as well which is quite useful because it tells you gives you the schematics and the English translation isn't that great but it's fairly easy to decipher this some pictures shows you how to mount everything to the board and which direction to put the screws on any other modifications that you need to make the only thing I thought wasn't that clear was it was point number eight where they didn't quite clarify the fact that it has an adjustable pulse modulator that lets you change the frequency of of voltage voltage pulses so there's there's an actual hookup for th