Features: 1. 【Dual Power Options】Powered via a standard Mini USB port (typically +5V 0.1A) and includes a USB cable for easy setup. 2. 【Energy-Efficient Design】Equipped with an ultra-low static power consumption main control IC for stable waveform output and reliable performance. 3. 【Precise Frequency Output】Generates a 7.83Hz pulse square wave with a 50% duty cycle. Fine-tuning is available for frequency adjustment and calibration. 4. 【High Accuracy & Stability】This low-frequency generator delivers consistent and accurate 7.83Hz output, ideal for various daily applications. 5. 【Versatile Use】 - For audio-visual spaces: Enhances sound field and viewing immersion. - For bedrooms: Promotes relaxation, soothes nerves, and supports better sleep. - For offices: Helps reduce stress and improve focus. - For creative spaces: Encourages inspiration and a calm environment. - For tea or meditation areas: Aids in relaxation and mental clarity. Product Details: This portable pulse generator is designed for ease of use and efficiency. It operates on low power, emits a stable 7.83Hz signal, and is suitable for home, office, or personal wellness spaces. Simply connect via USB, adjust as needed, and enjoy a more balanced atmosphere. Specifications: Power Supply: +5V Current: 0.1A Pulse Square Wave: 7.83Hz Material: PC + Metal Color: As Shown Package Includes: 3 x Pulse Generator 3 x USB Cable Note: Only the items listed above are included. Slight color variations may occur due to lighting and screen differences. Measurements may have a tolerance of +/- 1–3 cm.