|Sentry drone gun|
USA War Factory
This will upgrade Sentry Drones with a light autocannon, allowing them to attack enemy units and structures
The Sentry drone gun is a USA upgrade for the sentry drone, equipping it with a 20mm autocannon. This makes the Sentry Drone highly effective at tracking down and destroying stealthed enemy infantry, such as Black Lotus.
The Sentry Drone Gun upgrade is available from the USA War Factory.