Ο άνθρωπος πλένει ηλιακούς συλλέκτες στο εργοστάσιο ηλεκτροπαραγωγής στο σπίτι. - Πλάνα & Βίντεο Αρχείου

The male engineer is at the solar power plant. The man is checking the solar battery. The man is working on the renewable energy project.

The young engineer in helmet analyzes work of alternative solar batteries on a factory using tablet. 4K

Man washes solar panels at home power plant.

The engineer walks at solar batteries and looks around. 4K.

Engineer using drill and smiling at camera

Handsome man with a tablet near the solar battery. Generation of clean renewable solar energy. Alternative energy power field. Green energy concept.

Man washes solar panels at home power plant.

A good-looking worker uses a tablet near ground-based solar panels.

Businessman with a tablet in his hands goes along a row of solar panels. Development of alternative energy

The engineer uses the tablet on the background of solar panels. Alternative energy and solar energy.

Man washes solar panels at home power plant.

A worker in a helmet walks along a row of solar panels, speaks on the phone