Moderate quality for very little money

PSU "iclever P / N: DC359A"
Positives:
The delivery time was very short. The function of the power supply as such is given. Unlike the original power supply, the presence of operating voltage with LED displays.
Negatives:
The power supply is on my notebook Compaq 615 is extremely hot when loaded on the fly at full screen brightness the battery. If the Notebook with the AC adapter connected connected for listening to music with the hi-fi system, penetrates from the loud speaker massively Pipes and noise (the secondary voltage of the power supply seems to be very bad filtered). A galvanic separation of the audio signal through a filter ensures entsprechnendes here for help.
The original power supply from HP (which is unfortunately now damaged) did not show these two effects. It has unfortunately been confirmed again that one should not expect a high quality of very cheap products.