Browse through our collection of efficiency images and stock photos. They are all royalty-free and ready to use for your next project.

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701 stock photos

Plugged Isolated on a White Background
$5
Plugged Isolated on a White Background

Plugged Isolated on a White Background

by mnmlst0

Hand holding compact spiral-shaped fluorescent lamp
$5
Hand holding compact spiral-shaped fluorescent lamp

Hand holding compact spiral-shaped fluorescent lamp

by digitalr

"Classic-styled" energy-saving fluorescent lamp
$5
"Classic-styled" energy-saving fluorescent lamp

"Classic-styled" energy-saving fluorescent lamp

by digitalr

Red Extension Cable Isolated on a White Background
$5
Red Extension Cable Isolated on a White Background

Red Extension Cable Isolated on a White Background

by mnmlst0

Fluorescent light bulb on white background
$5
Fluorescent light bulb on white background

Fluorescent light bulb on white background

by ozaiachin

Traceur Climbing Industrial Wall
$14
Traceur Climbing Industrial Wall

Traceur Climbing Industrial Wall

by jacoblund

Traceur Participating In Parkour Wall
$14
Traceur Participating In Parkour Wall

Traceur Participating In Parkour Wall

by jacoblund

Traceur Participating In Parkour Determination
$14
Traceur Participating In Parkour Determination

Traceur Participating In Parkour Determination

by jacoblund

new technology
$9
new technology

new technology

by chones

Fluorescent lamp
$5
Fluorescent lamp

Fluorescent lamp

by Ha4ipuri

new technology
$9
new technology

new technology

by chones

set of light bulbs
$9
set of light bulbs

set of light bulbs

by chones

Contact socket splitter for three plugs.
$9
Contact socket splitter for three plugs.

Contact socket splitter for three plugs.

by indigolotos

White Power Outlet with Clipping Path Isolated on a White Background
$5
White Power Outlet with Clipping Path Isolated on a White Background

White Power Outlet with Clipping Path Isolated on a White Background

by mnmlst0

Fluorescent light bulb
$5
Fluorescent light bulb

Fluorescent light bulb

by ozaiachin

Compact spiral-shaped fluorescent lamp
$7
Compact spiral-shaped fluorescent lamp

Compact spiral-shaped fluorescent lamp

by bahrialtay_DISABLED

Clockwork Background
$3
Clockwork Background

Clockwork Background

by Grigory_bruev

Perpetual motion
$9
Perpetual motion

Perpetual motion

by chones

Evolution of light bulbs
$9
Evolution of light bulbs

Evolution of light bulbs

by chones

Perpetual motion
$9
Perpetual motion

Perpetual motion

by chones

Rolls of Insulation Foam
$5
Rolls of Insulation Foam

Rolls of Insulation Foam

by gcpics

Socket. On a white background.
$5
Socket. On a white background.

Socket. On a white background.

by ozaiachin

low-energy light bulb
$7
low-energy light bulb

low-energy light bulb

by claudioventrella

Clockwork Background
$3
Clockwork Background

Clockwork Background

by Grigory_bruev

Energy saving LED light bulb isolated on white
$5
Energy saving LED light bulb isolated on white

Energy saving LED light bulb isolated on white

by ozaiachin

wind farm at the beach
$7
wind farm at the beach

wind farm at the beach

by chuyu2014