The Signal Watch is a communication device used by several allies of Superman.
Known Users[]
Powers and Abilities[]
- Communication: The watches sends out a high frequency ultra-sonic signal, which is only audible to beings with Superhuman Hearing (like Kryptonians). The Watches are also designed to allow users to make and receive phone calls from Superman.
Season Eleven[]
When Hank Henshaw went out of control (following his transfer from his human body to a robot), Dr. Emil Hamilton used his Signal Watch to alert Superman.
Months later, Lois Lane had her own Signal Watch with her to the Democratic Republic of the Congo. However, it was lost and destroyed during an attack, preventing her to call Superman.
Appearances[]
In the Comics[]
The Signal Watch is mainly associated with Jimmy Olsen, making its first appearance in Superman's Pal, Jimmy Olsen #1 (October, 1954). It was a gift from Superman, allowing Jimmy to contact him, should he ever be in danger.