着色された背景がある上ランプ省エネ - ストックフォト＆画像

Energy saving bulb on green background, space for text

Energy saving bulb on green background, close up.

Power saving light bulb on green

Electric light bulbs. the concept of energy efficiency. LED lamp vs incandescent lamp. Composition on a green background. Use an economical and environmentally friendly light bulb concept.

Energy-saving gas lamp on black background

LED lamp energy efficiency concept. Composition on yellow background.Use economical and environmentally friendly light bulb concept.Eco. flat lay.copy space.MOCKUP

Energy saving lamp on colored backgroun

Energy saving lamp on colored backgroun