Chenmeng La Schumann Wave Generator USB Charging 7.83Hz Ultra‑Low Frequency Pulse Generators
- Schumann wave generator is a 7.83HZ ultra‑low frequency generator with high accuracy and good stability.
- High stability frequency acquisition components such as high stability pulse chip, accuracy correction capacitor and multi‑loop adjustable resistance are used.
- Using premium acrylic + electronic component materials to make sure excellent durability and service life.
- Schumann waves help to create a relaxing feeling, make people calm and comfortable, improve sleep quality, and relieve insomnia and fatigue.
- Use high‑quality polymer , with overcharge, overvoltage and overcurrent protection functions.
