150w mini large screen CNC adjustable power supply out of the box multiple power supply methods an

share water. electricity. Some knowledge of security
Share daily hydropower tips
Hydropower is actually very simple learn to solve the small problems in life
Engineering men who like water and electricity pay close attention to me and learn and improve together.
/@yiqixueshuidian
Please rest assured that we have strictly guaranteed safety during the shooting process and there are absolutely no violations.
hydropower maintenance# hydropower knowledge

[@HuangKabg]

这个成本价肯定在180-200多左右吧，反正不是几十元可以买到的😂