| Hypodermic Ring | |
|---|---|
 Max wearing the hypodermic ring in the CONTROL lab. | |
| Seen in | Episode #10 "Our Man in Leotards" |
| Kind of device | Weapon |
| Organization | CONTROL |
| Used by | Maxwell Smart |
Finger ring with a needle in the base.
Used to inject a fluid such as Immobilo into an unsuspecting subject.
Supplied by Professor Windish [Episode #10: "Our Man in Leotards"].