Máy phát sóng âm thanh tần số thấp cải thiện giấc ngủ tại Lotte Market
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Schumann resonance (SR) are a set of spectrum peaks in the extremely low frequency (ELF) part of the earth's electronmagnetic field specturm. You need to connect it with the power by type-c cable, no battery included, which is convenient to use. It has a wide ranges of uses. Material: Plastic. Resonant frequency: 7. Size Chart:. 1 Piece Schumann Waves Generator.: Còn hàng
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Giới thiệu Máy phát sóng âm thanh tần số thấp cải thiện giấc ngủ tại Lotte Market
Description:
Schumann resonance (SR) are a set of spectrum peaks in the extremely low frequency (ELF) part of the earth's electronmagnetic field specturm.
This schumann waves generator with high precise and fine stability, give you a better using experience.
You need to connect it with the power by type-c cable, no battery included, which is convenient to use.
You can use it in your home to relax sleep, also can use it in the office to improve work efficiency. It has a wide ranges of uses.
Easy to operate, you can use it directly after plug in the power, whether you are a novice or an amateur, you can use it quickly.
Specification:
Material: Plastic
Power supplys: Type-c port
Resonant frequency: 7.8Hz (adjustable)
Size Chart:
82X100mm/3.23X3.94inch
Package Includes:
1 Piece Schumann Waves Generator
Note:
1. Please allow slightly error due to manual measurement.
2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.
3. Wish you a wonderful on-line shopping!