Working principle: carbon fiber heat through the far infrared light irradiation to the human body, can be directly to the human body to heat, promote blood circulation, and high thermal conversion rate, electromagnetic radiation is small, harmless to the human body.
Efficacy: reduce eye fatigue, promote blood circulation, eliminate dark circles.
USB interface can be used in the power adapter, computer, charge treasure.
High quality Velcro, free to adjust the size.
Recommendation: 15-30 minutes each time, use 1-2 times a day, after use drink 300CC water.

Technical Details

Width : 0.75 cm
Height : 0.71 cm

Product Details

ASIN : B0746KYDMF