temu product brand

Very nice and practical, I can't wait to try it.
To turn it on you must press and hold the button and to turn it off the same.
Voltage reaches 4.2

Good buy, I don't use it in a job yet but I'm looking forward to it. I've already plugged it into my pen and it works super well 👍

temu product brandTattoo Pen Power, Portable Wireless Tattoo Machine Supply Power, 1200mAh Power Supply Connection