7.83 Hz Signal Generator with Case Multifunction Low Frequency Pulse Generator Module

Features: 1. Adopt Dsp Signal Synthesis Technology And Have Stable Signal Source 2. Stable And High Frequency Stability. 3. The Output Adopts High-Fidelity Drive Amplifier Circuit, And The Output Power Is Stable. 4. The M1 ICO USB Interface Is Powered By 5V And Can Be Powered By A Mobile Phone Charger Or Power Bank, Making It Easy To Use. 5. Improve Sleep, Activate Water, Improve Sound Quality, advantage Physical And Mental Health, Etc... Name: for Schumann Wave Generator Supply Voltage: 5V Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use size: about 100 x 85mm Material: plastic+metal colour: As Shown Package Contents: 1 x Signal Generator Module 1 x Usb Charging Cable 1 x Casing 1 Set Screw Installation Tools Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.