7,83 Hz Schumann Resonanz Ultra-Niederfrequenz Pulswellengenerator Werkzeug
34,59 €
1 Schumann Wave Very Low Frequency Generator. Output Waveform: Square Wave. Frequency: 7.83HZ. Blue Light Flashing, Normal Emission Status (Normal Work). Red Light On, Charging In Progress. Power: 0.5W.
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