Sähkö, koulutus ja ihmiset käsite - hymyilevä pieni tyttö jolla lamppu - Kuvapankin valokuva ja kuva

Electricity, education and people concept - smiling little girl holding light bulb

Eco living and sustainability concept - smiling girl comparing energy saving light bulb with incandescent lamp over white background

Child with bulbs. Girl holding an energy-saving and incandescent lamp

Bright picture of woman holding energy saving bulb

Eco living and sustainability concept - smiling girl comparing energy saving light bulb with incandescent lamp over white background

Child with bulbs. Girl holding an energy-saving and incandescent lamp

Eco living and sustainability concept - smiling girl comparing energy saving light bulb with incandescent lamp over white background

Bright picture of woman holding energy saving bulb

Small girl and her large crazy idea

Bright picture of woman holding energy saving bulb

Bright picture of woman holding energy saving bulb

Bright picture of woman holding energy saving bulb

Bright picture of woman holding energy saving bulb

Bright picture of woman holding energy saving bulb

Eco living, energy saving and sustainability concept - portrait of happy smiling woman comparing lighting bulbs over white background

Bright picture of woman holding energy saving bulb

Eco living, energy saving and sustainability concept - portrait of happy smiling woman comparing lighting bulbs over white background

Bright picture of woman holding energy saving bulb