Experience the benefits of natural frequency with our Schumann Wave 7.83Hz Very Low Frequency Generator, designed to enhance your environment by promoting physical and mental relaxation. This precision device features high accuracy and stability, utilizing advanced components such as a high stability pulse chip, accurate correction capacitance, and a multi-loop adjustable resistor to maintain consistent frequency output. Key Features: · Precise 7.83Hz Schumann Wave Generator: Emulates the Earth's natural resonance frequency to help improve mental clarity, relaxation, and overall well-being. · High Stability Components: Equipped with a high stability pulse chip, accurate correction capacitance, and adjustable resistors for reliable and consistent frequency generation. · Premium Polymer Battery: Includes a 1200mAh polymer battery with built-in protections against overcharge, overvoltage, and overcurrent, ensuring safe and stable power with minimal voltage ripple. · User-Friendly Design: Features an easy-to-use toggle switch for simple operation. · Versatile Applications: Ideal for enhancing HIFI audio systems by improving sound perception and reducing vibration, as well as supporting restful sleep environments by promoting relaxation. Specifications: · Model: CF-FM783-BA · Power Input: 3.7V via Android charging cable (included) · Battery Capacity: 1200mAh polymer battery · Charging Current: 250mA, approximately 6 hours for full charge · Working Current: 7mA · Working Time: Up to 200 hours on a full charge · Dimensions: Approx. 7 x 5.5 x 1 cm (2.76 x 2.17 x 0.39 inches) · Weight: 83g Application Notes: For HIFI systems, place the generator on or near speakers with anti-vibration weights to optimize sound quality. For sleep enhancement, position the device about one meter from the body on a bedside table, optionally covering the indicator light to minimize disturbance. A trial period of one week is recommended to evaluate effects. Package Includes: · 1 x Ultra-Low Frequency Pulse Generator · 1 x USB Charging Cable · 1 x Screwdriver This compact and portable Schumann Wave Generator is a practical solution for those seeking to improve their environment's natural resonance, aiding relaxation, sound perception, and overall health without direct interference with audio or video equipment.