Quantum Dial
The Quantum Dial (量子ダイアル Ryōshi Daiaru, クォンタムダイアル Kwontamu Daiaru) is a powerful device in the possession of Overdrive. With it, he can access other timelines, peering into and even travelling to them.
Fiction
Japanese Generation 1 cartoon continuity
Story of Binaltech
When Battle Ravage began his attempts to alter the timeline, Overdrive detected his efforts with the Quantum Dial. Reality Check
BT World
In the divergent timeline created by Battle Ravage's actions and preserved by powerful forces, the Overdrive of this world consulted the Quantum Dial to peer into the original timeline to see how they cured the Dinobots of their Unleasher-inducted illness. Outlier
Controverse
Overdrive attempted to use the Quantum Dial to return the Wheeljack and the Prowl of the BT World back to their home universe, but he couldn't penetrate that world's Quintessons' Quadrant Lock on Earth. Controverse
Train Wars
To help repel the Fallen's invasion of Cybertron, Overdrive used the Oracle's power and his Quantum Dial to travel across the time and space and bring in reinforcements. Train Wars
Canon/Transformers
The Quantum Dial was invented by the genius robot Mellonicus in ancient times. With its inner workings unknown to anybody else in later years, it eventually ended up in the hands of the Omnibot Overdrive, who used it for inter-dimensional travel. Reflector hoped that the Dial was a clue to his mysterious splintering ability. Birth of Optimus Prime R5Decepticon Reflector R5: Camouflage
Toys
Canon/Transformers

- Refraktor R5 (2023)
- Included with the TakaraTomy Mall exclusive Refraktor R5 as a gold-chromed accessory, the Quantum Dial can be pegged onto his lens, just behind the front element, or pegged into either of his palms. The Quantum Dial replaces the Matrix of Leadership included with the concurrently released Canon/Transformers Optimus Prime figure.

