If you find a copy that is not hosted on a reputable flight sim library (like Flightsim.com or AVSIM), scan the .exe file with VirusTotal before running it.
: Fully supports the Microsoft Acceleration Expansion pack and works with all core FSX aircraft. -FSX- Shockwave 3D Lights Redux -Installer- Free
To ensure you have the "proper content" including all 40+ lighting effects, beacons, and strobes, you can find the authentic installer at these retailers: A2A Simulations If you find a copy that is not
: Includes over 40 new effects such as strobes, beacons, navigation, and runway lights Light Types and runway lights Light Types