Only used twice Dodow sleep aid device, a light metronome system designed to help users fall asleep faster naturally, without medication. Designed by insomniacs. Needs 3 AAA batteries The device projects a pulsating blue light onto the ceiling that users sync their breathing with, which helps slow breathing from 11 to about 6 breaths per minute. It is a compact, circular device that is battery-powered and can be easily transported. It offers two modes: an 8-minute session (one tap) or a 20-minute session (two taps). The device automatically switches itself off at the end of the chosen session.
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