7.83Hz Extremely Low Frequency Pulse Generator – Schumann Wave Generator

Description
This product is a 7.83Hz Schumann wave extremely low frequency generator, featuring high accuracy and stability.

Key Features:

• High-stability frequency components: stable pulse chip, precision correction capacitor, precision multi-loop adjustable resistor.

• High-quality polymer battery with overcharge, overvoltage, and overcurrent protection. Minimal voltage ripple.

• Equipped with a work toggle switch for easy operation.

• Schumann wave can be applied for HIFI systems or sleep improvement.

Specifications:

• Power: 12V 1A (Android charging cable)

• Polymer battery capacity: 2300mAh

• Working time: 200 days (fully charged)

• Material: Metal

• Color: Black

Package Contents:

• 1 x Ultra-low frequency pulse generator

Note: Only the above package content is included. Light reflection and display differences may cause the item color to differ slightly from the photo. Measurement error allowed: +/- 1–3 cm.