Demi Ultra is the first and only cordless curing light without a battery. By utilizing state-of-the-art ultracapacitors to store energy, it can be re-energized much more quickly—without the need to ever replace a battery. Ultra­capacitors, long proven in the aerospace, automotive, and medical industries, are now compact enough for use in dentistry. For more information, call (877) 685-1484 or visit