Feature:1. Promote Relaxation and Well Being: The generator emits a sinusoidal wave that helps create a relaxing environment and promotes overall well being.2. Adjustable Frequency Range: With an adjustable range of 0.01100000Hz, you can customize the frequency according to your needs, allowing for enhanced effectiveness and personalization.3. Multiple Waveforms: This generator provides multiple waveforms including sinusoidal, square wave, and inverted square wave, allowing for versatile applications and a wider range of uses.4. Compact and Convenient: The PCB board size of the generator is 15x15cm, making it compact and easy to carry. It can be powered by a USB interface, providing convenience for both home and travel use.5. Stable: The Wave Generator ensures stable frequency output, with a default frequency of 7.83Hz. The waveform signals have voltage amplitudes of 3V for sinusoidal wave and 5V for square wave.Specification:Item Type: GeneratorMaterial: PCBBoard Size: Approx. 15x15cm / 5.9x5.9inAntenna Waveform: Sine WaveInterface Waveform: Sine Wave, Square Wave, Inverted Square Wave (the Lower Left Corner Is The Output Interface, Waveform Output At The Same Time)Power Supply Interface: DC5.5x2.1Supply Voltage: 5VRated Power Consumption: <1WDefault Frequency: 7.83HzAdjustment Range: 0.01100000HzSine Signal Voltage Amplitude: 3VSquare Wave Signal Voltage Amplitude: 5VColor: Green.Package List:1 x Generator1 x USB CableNote:All data are measured manually, and there are certain errors in the measurement results.