DC 5V 7.83MHz Schumann Wave Generator Ultra-Low Frequency Pulse Audio Resonator

Keywords you may need： Sensors Modules Esp8266 Board R3&ATMEGA2560 NodeMCU Sheild Screw sheild Nano Sheild Relay Temperature Controller Displays OLED LED&RGB LCR Amplifier Power supply Step Up Step down Converter Switch GPS Light Wireless/Wifi Dear customer: Thank you for visit our store,we are proffessional “Business & Industrie” seller for 10 years,our main products included:Sensors,modules devolpment board, LED displays, other IC procuts an so on,any question about DIY robot,Arduino,or Raspberry Pi will be welcome to discuss with us,we will try our best to supply the most advanced product and price,(if we sale more,the cost of made one product will be reduce and we will change or price to make you save more. Hope you enjoying yourself here! We appreciate your business! Shipping Payment Refund Feedback Shipping We will arrange shipping for you within 24 Hours after payment cleared except the holidays. We only ship to the confirmed address provided by PayPal. Before you pay, please make sure your address in PayPal matches the address you would like us to ship to. If not, please let us know before we sent you the package, or we will not be responsible for any loss. hope you could understand. -We ship items to Worldwide. Thank you! -we will ship out the order in 1-2 business days after payment cleared .Since it is international shipping ,delivery time is about 15–28 business days to arrive to most countries. Payment We accept PayPal payment ONLY. Refund * We believe our items are so outstanding. We are convinced you will be happy with your Purchase. * If you do not satisfy with our items. Please simply return to us within 30 Days in original condition. Just pay for the returned postage. Then we can issue full refund to you after the returned item arrived at our warehouse. * Please include your eBay ID and item number with any email requests. Feedback * When you satisfied with our product and services please leave us positive feedback. * If you have got the package, please confirm ” Delivery on time ” For us. * If a problem occurs, contact us immediately with any email request. * Just contact us using the ” Ask the seller a question” link on eBay. DC 5V 7.83MHz Schumann Wave Generator Ultra-Low Frequency Pulse Audio Resonator Remarks: Please use an independent regulated power supply for each unit to avoid mutual interference of multiple shared power supplies and facilitate independent placement The power supply is 5V, the current is above 0.5A, and it is shipped with a USB adapter cable, which can be powered by a USB port such as a mobile phone charger. Schumann wave itself does not directly act on sound or video products to improve the sound quality, but instead plays the role of the space environment to relax people physically and mentally, improve the human body’s perception of sound and images, improve human health, increase work efficiency, and relieve the spirit. Pressure also has a better effect. Feature: This product is a Schumann wave 7.83HZ extremely low frequency generator, which has the characteristics of high precision and high stability. High stability frequency acquisition components: high stability pulse chip, precise correction capacitor, precise multi-loop adjustable resistance. Frequency: 7.83Hz Nominal voltage: 5V DC Rated current: 0.5A Note: This switch is only used to turn on/off the indicator light, The transparent acrylic box needs to be assembled by yourself (the acrylic has a protective film) For more information, please Google “Schumann Resonance”. For audio-visual space-improve the sound field and audio-visual effects-use in the bedroom-help sleep to soothe nerves, insomnia treatment for office relaxation and improve work efficiency Create space-enhance inspiration and creativity For tea ceremony, spiritual, spatial realization-body and mind At a standstill. Am 29.04.21 hat der Verkäufer die folgenden Angaben hinzugefügt: