Hand hält beleuchtete Glühbirne isoliert auf weißem Hintergrund. Energiesparlampe in der Hand auf weißem Hintergrund - Stockfoto & -bild

Hand holding Illuminated light bulb isolated on white background. Energy-saving lamp in hand on white background

Woman hand holding energy saving lamp, isolated

Hand holding Illuminated light bulb isolated on white background. Energy-saving lamp in hand on white backgroun

Hand holding compact spiral-shaped fluorescent lamp isolated on white background.

Closeup of man's hand holding energy saving lamp. Glows brightly with black light. Recycling, electricity, environment and ecology concept. The lamp is black. Isolated on white background.

Closeup of man's hand holding energy saving lamp. Recycling, electricity, environment and ecology concept. The lamp is white. Isolated on white background

Woman hand holding bulb, isolated on white

A female hand holds a fluorescent light bulb isolated on a white background. Close-up.