W.O.Schumann wave generator effectively improves sleep quality

Item No.: W.O.Schumann

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Description

Product Introduction

Schumann wave generator

Power supply voltage: 5V
1. Using imported chips, the frequency and pulse width are more stable.
2. Double layer FR-4 1.2T-PCB board, PCB board quality is stable and more reliable.
3. Increase the transmission coil, enhance the 28 coil transmission coil, and expand the transmission range.
4. The board supports two power interfaces, TYPE C (supporting forward and reverse insertion) and USB Micro, so you don't have to worry about finding different charging cables anymore.
5. Unique protection circuit, adding high-power TVS electrostatic protection tube to prevent damage to the chip from static electricity in hands and air.
6. Add PPTC self recovery fuses to prevent the complete disconnection of power supply to the board after a short circuit occurs. When the short circuit is resolved, the fuse automatically returns to normal, making it safer and more reassuring to use.
7. Added a power switch, turning it to the ON position to turn on the power, and turning it to the OFF position to turn off the power.

Product Features

1. Integrated with a power switch, it is more convenient to turn on and off the power, eliminating the need to plug and unplug the charging port every time it is used.
2. Dual power port design, no longer troubled by incorrect data cable interfaces.
3. Unique addition of TVS static protection and short circuit protection on the board, safe and reliable.
4. Using imported chips, the frequency and pulse width are more stable.
5. Added a power switch, turning it to the ON position to turn on the power, and turning it to the OFF position to turn off the power.

Product Details

Review

Tequita Rayomnd

Mar 10, 2026

Ich habe gehört, dass dieses Gerät sehr hilfreich beim Einschlafen ist, und ich brauche es auch.

dawn walsh

Jan 20, 2026

The product exceeded my expectations, I have a great user experience, and I'm very satisfied!

Manu Mukwaira

Jan 09, 2026

Tenho tido dificuldades em dormir ultimamente. Este aparelho poderia ajudar-me?

Leanne

Oct 21, 2025

The shipping was thoughtful and the packaging was well protected. I had trouble falling asleep, but after using it for two weeks, I was able to fall asleep quickly after lying down. It's easy to use.

Sydne Rauch

Jul 23, 2025

This device helps me sleep and the effect is superb. Since using this device, my sleep quality has been getting better and better.

Bruno kawka

Jul 11, 2025

I show interest about the product. Any quote price and thereafter support.

steven Liew

Apr 18, 2025

以前は不眠症で悩んでいましたが、この商品を使ってからはぐっすり眠れるようになりました。

Gonzalez

Mar 11, 2025

Il sonno è migliorato. Migliora ogni giorno.

karen GUILLEN

Mar 01, 2025

After using this device, I am very satisfied and look forward to more surprises.

Brouwer

Jan 21, 2025

Az alvás javult. Az alvás minősége is javult.

Heillie Sutherland

Dec 24, 2024

Lo he estado usando durante casi 3 meses. De hecho, hay una gran mejora. Me hace sentir más relajado y dormir más profundamente.

Leslie du Plessis

Nov 07, 2024

Merci beaucoup de m'avoir recommandé cet appareil. Cela a vraiment amélioré la qualité de mon sommeil

Emin

Nov 02, 2024

Δεν περίμενα ότι ένα τόσο μικρό μηχάνημα θα μπορούσε να παίξει τόσο μεγάλο ρόλο, είναι πραγματικά υπέροχο!

Ula Savoy

Oct 11, 2024

I have been looking for this device for a long time. how much is it?

Anita Uwimbabazi

Oct 04, 2024

Wat is de prijs van dit apparaat? Ik heb de laatste tijd moeite met slapen. Ik hoop dat het mij helpt