1、Adopted of Mini Usb port power supply, typically+5V 0.1A,and comes with USB cable 2、Imported ultra-low static power consumption main control IC,to make the waveform more stable 3、Output 7.83HZ pulse square wave, whose duty cycle is 50%. Frequency can be fine-tuned for correction 4、This product is Schumann wave 7.83HZ very low frequency generator, features high accuracy and stability. 5、For audio-visual space - to enhance the sound field and audio-visual effects,For the bedroom - to help sleep soothe the nerves, adjust insomnia, For office - to relax and improve work efficiency, Used to create space - to improve inspiration,For the tea <div class="wang-edit-text"> <span style="font-size:16px;font-family:Arial;"><strong>Features:</strong> <ul> <li> <span style="font-size:16px;font-family:Arial;">Adopted of Mini Usb port power supply, typically<span style="font-size:16px;font-family:Arial;">+5V 0.1A<span style="font-size:16px;font-family:Arial;">,and comes with USB cable </li> <li> <span style="font-size:16px;font-family:Arial;">Imported ultra-low static power consumption main control IC,to make the waveform more stable </li> <li> <span style="font-size:16px;font-family:Arial;">Output 7.83HZ pulse square wave, whose duty cycle is 50%. Frequency can be fine-tuned for correction </li> <li> <span style="font-size:16px;font-family:Arial;">This product is Schumann wave 7.83HZ very low frequency generator, features high accuracy and stability.&nbsp; </li> <li> <span style="font-size:16px;font-family:Arial;">For audio-visual space - to enhance the sound field and audio-visual effects,For the bedroom - to help sleep soothe the nerves, adjust insomnia, For office - to relax and improve work efficiency, Used to create space - to improve inspiration,For the tea ceremony - resting body and mind </li> </ul> <span style="font-size:16px;font-family:Arial;">&nbsp; <span style="font-size:16px;font-family:Arial;"><strong>Specification:</strong> <span style="font-size:16px;font-family:Arial;">Power supply:+5V <span style="font-size:16px;font-family:Arial;">Current: 0.1A <span style="font-size:16px;font-family:Arial;">Pulse square wave:7.83HZ <span style="font-size:16px;font-family:Arial;">&nbsp; <span style="font-size:16px;font-family:Arial;"><strong>Package list:</strong> <span style="font-size:16px;font-family:Arial;">1 x Pulse Generator <span style="font-size:16px;font-family:Arial;">1 x USB cable <span style="font-size:16px;font-family:Arial;">&nbsp; <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style>