Heating therapy --- LED red lights can release energy to produce beneficial effects, thereby providing multi-purpose photon therapy to improve the health of your eye area.Effect --- Relieve eye fatigue and promote sleep quality. Long-term use can also reduce eye wrinkles and improve eye skin.Adjustable headband --- You can adjust the elasticity of the headband to fit your face, and the elastic headband fits most people's heads.USB charging --- With USB rechargeable charging, you can directly turn on or turn off the power through wire control and one-key switch and adjust the mode as needed.Mini portable --- Lightweight and portable design, convenient to carry in a handbag, suitable for personal home or travel use.