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"7.83Hz Schumann Resonance Generator - Premium Sleep Enhancer with Ultra-Precise Frequency & Long-Lasting 2000mAh Battery"  

(Alternative version focusing on different features)  
"Advanced Schumann

<ul><li>Enhances physical and mental relaxation, improving sound and image perception</li><li>High stability pulse chip ensures precise accuracy correction</li><li>Rechargeable lithium battery supports up to 400 days of usage</li><li>Ultra low frequency and high accuracy ensure excellent stability</li><li>Working status indicator lights provide clear operational visibility</li></ul>

Brand

Model

Feature:
1. Accuracy Correction Capacitor: Made of high stability pulse chip, accuracy correction capacitor, and accuracy multi loop adjustable resistance.
2. Large Capacity Lithium Battery: Rechargeable large capacity lithium battery is used, which can be used for about 400 days after a full charge.
3. Improve Human Health: Beneficial to people physical and mental relaxation, improves the human body's ability to perceive sounds and images, and enhances human health.
4. Good Stability: Can improve work efficiency, reduce mental stress, ultra low frequency, high accuracy, and good stability.
5. Working Status Indicator Light: With working status indicator light (red, green or frequency flashing blue light), you can clearly see the working status.

Specification:
Item Type: Ultra Low Frequency Pulse Generator
Material: PCB+Acrylic Board
Purpose: Used for relaxing sleep and improving the body perception of sound and images
Frequency: 7.83HZ
Rated Voltage: DC 12V
Rated Current: 0.5A
Power: 0.3mW
Working Mode: 7.83HZ Extremely Low Frequency Electromagnetic Wave, Without Any Sound
Battery Type: Lithium Battery (Shipped with built in battery)
Battery Model: 2000mAh Lithium Battery
Nominal Battery Capacity: 2000mAh

Package List:
1 x Schumann Wave Generator
1 x USB Data Cable

Note:
If the battery is insufficient, please charge in time to avoid bad experience.

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Notice for Quebec Customers Protect it today, enjoy it for years. Get low-cost, great value protection that goes beyond the manufacturer’s warranty, keeping your product covered when you need it most. Protection covers: • Mechanical and electrical failures. • Defects in workmanship and materials from normal use. • Fast, easy online claims backed by our 3-Business-Day Service Guarantee. • 100% coverage for parts, labour and shipping - no deductibles or additional cost (pay $0 for approved claims). How the Plan works: 1. Add a Plan to your order. 2. Plan details will be emailed to you after completing your purchase. 3. Start a claim online anytime or by phone. We’ve got you covered up to the amount you paid, whether it’s a replacement, a refund or repairs. You can cancel within 90 days of purchase for a hassle-free refund, according to your plan terms. Limitations and exclusions apply. For more details, view the terms and conditions.

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"7.83Hz Schumann Resonance Generator - Premium Sleep Enhancer with Ultra-Precise Frequency & Long-Lasting 2000mAh Battery" (Alternative version focusing on different features) "Advanced Schumann