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2. Emergency light - Wikipedia

   en.wikipedia.org/wiki/Emergency_light

   Some emergency lighting manufacturers offer dimming solutions for common area emergency lighting to allow energy savings for building owners when unoccupied using embedded sensors. [4] Another popular method for lighting designers, architects and contractors are battery backup ballasts that install within or adjacent to existing lighting fixtures.

3. List of sirens built by Alerting Communicators of America

   en.wikipedia.org/wiki/List_of_sirens_built_by...

   The battery-backup equipped counterpart to the OM-117. Used the same housing as the ACA Performance Plus Banshee. RM-127-AC Electro-Mechanical 15 8 1995–2002 Rotating 127 dB at 100 ft. The same as the single tone Penetrator-15. Would be later produced by Werden Electric as the P-127 after its discontinuation. RM-130-DC Electro-Mechanical 7.5 9

4. Security alarm - Wikipedia

   en.wikipedia.org/wiki/Security_alarm

   A wireless system can be moved to a new property easily. An important wireless connection for security is between the control panel and the monitoring station. Wireless monitoring of the alarm system protects against a burglar cutting cables or from failures of an internet provider. This setup is commonly referred to as fully wireless.

5. Building automation - Wikipedia

   en.wikipedia.org/wiki/Building_automation

   Building automation (BAS), also known as building management system (BMS) or building energy management system (BEMS), is the automatic centralized control of a building's HVAC (heating, ventilation and air conditioning), electrical, lighting, shading, access control, security systems, and other interrelated systems.

6. News, Politics, Sports, Mail & Latest Headlines - AOL.com

   w.main.welcomescreen.aol.com

   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

7. Lighting control system - Wikipedia

   en.wikipedia.org/wiki/Lighting_control_system

   The major advantage of a lighting control system over stand-alone lighting controls or conventional manual switching is the ability to control individual lights or groups of lights from a single user interface device. This ability to control multiple light sources from a user device allows complex lighting scenes to be created.