USB Power Supplys 7.8Hz Waves Ultra-Low Frequency Pulse Generator Sleep Improver Circular

USB Power Supplys 7.8Hz Waves Ultra-Low Frequency Pulse Generator Sleep Improver Circular Description

High Stability: This wave generator is made from highly stable pulse chip, accuracy correction capacitance, and accuracy multiloop adjustable resistor.
Physical Relaxation: This ultra low frequency pulse generator is good for people's physical and mental relaxation, improve the body's perception of sound and images.
Pressure Relief: This 7.83HZ pulse generator contributes to improve work efficiency and reduce mental stress.
Easy to Use: This ultra low frequency pulse generator with Type C interface is easy to use. and it features high accuracy and stability.
Perfect Gift: wave generator is perfect gift for friends and family that suffer from insomnia and mental stress.

Material: PC + metal
colour: As Shown

Package Contents:
1 x wave generator

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.