40 Hz Light Therapy Bulb Device for Gamma Brainwave Entrainment, Improve Mood, Memory and Cognition
$44.90
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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. MIT's research shows that gamma frequency light flickers are helpful for Alzheimer's. 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
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