What does voice activated syringe pen mean

It is a sleep aid. The maker writes with a syringe pen, similar to ASMR.ASMR, or Spontaneous Perceptual Meridian Response, means a pleasurable and distinctive sensation of stimulation in the cranium, scalp, back, or other parts of the body that the body produces through perceptual stimulation by sight, sound, touch, or smell, also known as auricular tone, intracranial orgasm, etc.A specific definition of ASMR was proposed in 21, and the definition describes that ASMR is characterized by the following features: Spontaneity; sensation-related; culmination or orgasm, unrelated to sex; and triggered by something external or internal.