1、Experience Relaxation and Better Sleep: Schumann wave generator utilizes DSP signal synthesis technology to generate Schumann waves, promoting a soothing and calming environment for better sleep and relaxation. 2、Improve Overall Well Being: By emitting Schumann waves, this generator helps to enhance your perception, improve mood, and relieve stress, contributing to a healthier and more balanced life. 3、Easy USB Power Supply: With a 5V USB interface, this schumann wave generator can be conveniently powered by various devices, allowing you to enjoy its advantages anytime and anywhere. 4、Compact and Portable Design: Made with acrylic and PCB materials, this generator boasts a compact size of approximately 100 x 86 x 15mm / 9 x 4 x 0.6in, making it easy to carry and use in different settings. 5、Power Output: 7.83HZ ultra low frequency pulse generator output using HiFi drive amplifier circuit, stable output power. 1 x Schumann Wave Generator2 x Acrylic Stand12 x Acrylic Screws4 x Acrylic Nuts1 x Power Cable Item Type: Schumann Wave GeneratorMaterial: Acrylic, PCBProduct Size: Approx. 100 x 86 x 15mm / 3.9 x 3.4 x 0.6inSignal Source: DSP signal synthesis technologyPower Supply Voltage: 5V (USB interface)Rated Current: 0.5A