Közelkép a férfi kezében energiatakarékos lámpa. Világos kék fénnyel világít. Újrahasznosítás, villamos energia, környezet, és ökológia fogalma. A lámpa kék. Elszigetelt fehér background - Stock fotó és kép

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. Glows brightly with red light. Recycling, electricity, environment and ecology concept. The lamp is red. Isolated on white background

Woman hand holding bulb, isolated on white

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

Bright idea

Low-energy bulb isolated on a white

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

Woman hand holding bulb, isolated on white

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

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

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

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

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

Closeup of man's hand holding energy saving lamp. Bright yellow rays. Outgoing painted yellow rays. Isolated on white background

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

Closeup of man's hand holding energy saving lamp. Bright yellow rays. Outgoing painted yellow rays. Isolated on white background