This is a DF-618 electronic acupuncture meridian massager pen.
It is a needle-free device that uses electrical pulses to stimulate meridians and acupuncture points.
The pen is designed to help alleviate acute and chronic physical pain, arthritis, rheumatism, and sports injuries.
It operates using a battery and typically comes with multiple interchangeable massage heads.
The device is a portable, handheld tool that combines traditional Chinese medicine principles with modern biotechnology for home use.
Disclaimer: This information is for general knowledge purposes and is not a substitute for professional medical advice.