The "Sentry" is a Face Cyberware implant manufactured by Kiroshi Optics in Cyberpunk 2077.
Overview
While scanning highlights cameras and turrets within 15-39m around you. Effect lasts for 60 seconds after the camera or turret has been scanned.
Increases zoom level by up to 4/6/8/10 times when scanning.
Acquisition
Lua error in package.lua at line 80: module 'Dev:Navbox' not found.