Szelektív összpontosít a különböző részleteit a számítógép alaplapján - Stock fotó és kép

Macro shot of a Circuitboard with resistors microchips and electronic components. Computer hardware technology. Integrated communication processor. Information engineering. Semiconductor. PCB. Closeup

A thick layer of dust covers the internal electronic components of the computer.

Radiator and inductance coil close-up

A thick layer of dust covers the internal electronic components of the computer.

Macro shot of a Circuitboard with resistors microchips and electronic components. Computer hardware technology. Integrated communication processor. Information engineering. Semiconductor. PCB. Closeup

Salt and alkaline batteries, a source of energy for portable technology. AAA and AA batteries