Quellenangaben für die verwendeten Bilder und Grafiken:

• Sicherungskasten mit alten und neuen Sicherungen © djama / fotolia.com
• Computer © frankoppermann / fotolia.com
• Telecamera da videosorveglianza con casa sullo sfondo, allarme © ALDECAstudio / fotolia.com
• Electrical measurements with multimeter tester © romaset / fotolia.com
• Smart home Automation Control System. Innovation technology internet Network Concept © Sikov / fotolia.com
• Internet of things , iot , smart home , kitchen , network connect concept. Human hand holding white phone, smart home application to count power usage application and wifi icon with kitchen background © zapp2photo / fotolia.com
• Raumthermostat digital - Celsius © bht2000 / fotolia.com
• Smart home interface with AR view of IOT objects interior © NicoElNino / fotolia.com
• Electrical System Installation © Tomasz Zajda / fotolia.com
• verschiedene LEDs © demarco / fotolia.com
• Klingelanlage mit Keypad © Kara / fotolia.com
• Electric control panel enclosure for power and distribution electricity. Uninterrupted, electrical voltage. © navintar / fotolia.com
• TV Schüssel © dieter76 / fotolia.com
• Blitzeinschlag hinter einem Wohnhaus © mirkograul / fotolia.com
• Moderne Business Telefone - Telefonanlage - Telefonie © Gundolf Renze / fotolia.com
• 167687969 - Mann mit Handy © maho / fotolia.com
• Zugangskontrolle © Jürgen Fälchle / fotolia.com
• Electric hand tools © Chepko Danil / fotolia.com