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Energy efficiency concept. energy efficient house building rate label audit for sustainable development. Person use smartphone with energy efficiency rating on virtual screen.
smart house, home automation, device with app icons. Man uses his smartphone with smarthome security app to unlock the door of his house.
Saving energy tips: unplug appliances when not in use and switch off lights
SCM, supply chain management concept, Logistic and transport, organizing and controlling resources to meet the needs of customers. Businessman use laptop with supply chain icon on virtual screen.
a fault warning sign featuring gears, lightning bolts, and an exclamation mark, indicating a problem with the engine or electrical system. This icon uses an editable glyp style eps file.

Free stock iconsenergy use (137)