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Pulse Improve Sound DC 12V Office Schumann Wave Generator Audio Resonator Portable 7.83Hz Ultra Low Frequency Durable For Sleep
Specifications:
- Origin: CN(Origin)
- DIY Supplies: ELECTRICAL
- Display Size: 2.9 Inches & Under
- Certification: none
- Brand Name: Woopower
- Free shipping
- 100 days returns
- Low prices
- 5 million products