Consumo de energía y ahorro de energía: mano humana sosteniendo una bombilla sobre un fondo blanco - Foto e imágenes de stock

Energy consumption and energy saving topic: human hand holding a light bulb on a white background

Energy consumption and energy saving topic: human hand holding a light bulb on a white background

Energy consumption and energy saving topic: human hand holding a light bulb on a white background

Energy consumption and energy saving topic: human hand holding a light bulb on a white background

Energy consumption and energy saving topic: human hand holding a light bulb on a white background

Incandescent light bulb in human hand.

Energy consumption and energy saving topic: human hand holding a light bulb on a white background

Energy consumption and energy saving topic: human hand holding a light bulb on a white background

Energy consumption and energy saving topic: human hand holding a light bulb on a white background

Recycling, electricity, environment and ecology concept - close up of hand holding lightbulb or incandescent lamp

Energy consumption and energy saving topic: human hand holding a light bulb on a white background

Energy consumption and energy saving topic: human hand holding a light bulb on a white background

Energy consumption and energy saving topic: human hand holding a light bulb on a white background

Energy consumption and energy saving topic: human hand holding a light bulb on a white background

Energy consumption and energy saving topic: human hand holding a light bulb on a white background

Energy consumption and energy saving topic: human hand holding a light bulb on a white background

Energy consumption and energy saving topic: human hand holding a light bulb on a white background