Like other microcurrent devices, it delivers a low-voltage electrical current (typically between 200–400 microamps, though Queen of Egypt does not publish exact specs) to stimulate the facial muscles and dermal layers. The “rigid” aspect means the prongs do not move; you glide the stationary head across pre-applied conductive gel. The triangular prong layout is said to:
Suggested short hook (for caption or poster): "She wears the desert like a crown and uploads the past into the city's pulse — Queen of Egypt, rendered in rigid3d." queen of egypt rigid3d