NightWatcher Security 220-Degree Outdoor Black Motorized Motion-Tracking Halogen Security Light with Wireless Indoor Audio Alarm NW300BK - The Home Depot
Defiant 220-Degree Outdoor White Motorized Motion-Tracking Halogen Security Light NW200WH - The Home Depot
Versonel NightWatcher Pro LED Security Motion Tracking Light w/ Camera VSLNWP702 & VSLNWP02B - Versonel
Maker Faire | Light Bodies
Nightwatcher Robotic Security LED Motion Lighting Camera – Los Angeles Source
Quick Capture 360º Swiveling Smart Motion Tracking Smartphone Mount with Built-in LED Light Ring - Newegg.com
New system allows for high-accuracy, through-wall, 3-D motion tracking | MIT News | Massachusetts Institute of Technology