Ardupilot AirSim SITL Simulator (Free download)
Tengri developed Ardupilot Software in the Loop (SITL) simulator using Microsoft AirSim.
Cell tower and solar panel scenarios developed using Unreal Engine.
Download from the link below and follow the instructions given below.
1. Extract archived folder into a folder of your choice
2. Run Blocks.exe to run simulator
Windows PC with a USB connected PS4 controller