Instructions
Complete research on both the Small Launcher and the Stun Bomb. You cannot use or manufacture either item until you have researched them through the "Research" button in the base screen.
Click the base where you want the Stun Bombs manufactured.
Select the "Manufacture" button, then click the "New Production" button in the manufacturing screen.
Scroll down the list of items until you locate the "Stun Bomb" item.
Click "Stun Bomb." Select how many units you wish to produce and assign the appropriate amount of engineers to the job, then click the "Start Production" button. The Stun Bombs will be manufactured one-at-a-time over the length of the manufacturing period.