Features: Operates at 7.83Hz, aligning with Earth's natural reverberation frequency to support sleep quality and promote relaxation, enhancing overall rest with the 7.83Hz generator feature, ideal for a low frequency device. Utilizes extremely low frequency generator to simulate Earth's electromagnetic field, aiding in regulating the body's biological clock and natural recovery for a balanced daily routine, featuring a 7.83Hz generator. Research indicates Earth's reverberation frequency supports quality sleep, reduces sleep interruptions, and enhances rest and recovery for better well being, promoting effective sleep support as a sedative device. Modern appearance serves as decorative deck while functioning effectively; ideal for placement in bedrooms, offices, or studies as a elegant desktop device. Easy to use button design allows users to enjoy relaxing frequency experiences without complex arrange, ensuring straightforward use for daily relaxation. Specifications: Component: ABS Size: about 165x13x3.5mm/6.5x5.11x0.13in Frequency: 7.83HZ Port: Type C Package Includes: 1pc Generator Device note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.