If you think it, it will move. That’s the idea behind new wheelchair technology from Toyota which responds to commands from a user’s brain waves.

The development announced Monday is significant because of the speed with which the technology can analyze brain wave commands. In just 125 milliseconds — so fast that users do not sense any delay — the chair can respond to commands to go forward, right or left.

Here’s how it works: the individual using the wheelchair wears a cap, which reads brain waves. A computer program analyzes the brain waves and tells the wheelchair where to move. The only hitch right now is stopping the chair, which reportedly requires users to puff their cheek.

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The technology is still being researched and Toyota currently has no plans to make it publicly available.