1. Schumann waves 7.83HZ very low frequency generator features high accuracy and stability with MSDS certificate.
2. High stable frequency acquisition parts include high stability pulse chip, accuracy correction capacitance and accuracy multi-loop adjustable resistor.
3. And high quality polymer batteries is with overcharged, overvoltage, overcurrent protection. There is almost no voltage ripple in the voltage supply.
4. With work toggle switch, easy to use. Schumann waves can be applied to HIFI or sleep.
5. Rechargeable model, small and portable, comes with a 20CM charging cable. Newly optimized circuit designs and gold‑plated launching circuit.
6. Schumann wavse itself does not directly act on sound or video products to improve the quality of sound quality, but the role of the space environment, which relaxes people's body and mind, improves the human body's perception of sound and images, improves human healthy, improves work efficiency and mental stress with also has better results.
7. Used for audiovisual space, bedroom, office, innovative space, tea ceremony, space of realization to truth.
Item Type: Ultra-low frequency pulse generator
Size: Approx. 68 x 52 x 12mm / 2.7 x 2 x 0.5in (Length x Width x Height)
Power Supply: 5V micro-usb for interface charging cable
Battery: Polymer lithium battery, capacity 850mah
Charging Current: 250ma
Full Charge Time: About 6 hours
Working Current: 7MA
Full Charge Used for: About 200 hours (168 hours a week)
Charging Cable: Approx. 20cm / 7.9in
1 x Ultra‑Low Frequency Pulse Generator
1 x USB Cable
1 x Screwdriver
1. Original imported core electronic components.amp;nbs