Gloeilamp met een cent, (energiekosten), op groen - Stockfoto’s en -afbeeldingen

Compact fluorescent light bulb and european currency

Compact fluorescent light bulb, closeup on green background

Compact fl light bulb, on green background

The lamp and is a lot of coins

Energy saving light bulb on blue background

Idea concept with light bulbs on a blue background color processed

Energy efficient light bulbs on green background

Efficient light bulb in green grass

Compact fluorescent light bulb on green (green energy)

Compact fluorescent bulb on a finger, on green

Glowing light bulb with power cord, on green

Group of compact fluorescent light bulbs on green background

Three compact fluorescent light bulbs on green background

Energy fficient light bulb in green grass

Light bulb and penny, closeup on green background

Fluorescent light bulb standing on green background (green power)