Biothm 40Hz Light Therapy Bulb Wellness Device for Gamma Brainwave Entrainment, Focus and Relaxation - GammaTune B40

$39.90
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This is a 40Hz Gamma frequency LED light bulb that can be used for gamma brainwave entrainment. A holder with switch is included for easy test and travel use. Its 40Hz (25ms) flicker timing follows the method described in MIT's gamma research.

Features

  • 40 Hz light therapy bulb for gamma brainwave entrainment
  • 9W LED high brightness white light
  • Includes a bulb holder, ready to use upon opening box, convenient for travel use
  • 40Hz (25ms) precise timing in accordance with MIT papers