CES Sleep AidThis vagus nerve stimulation device offers gentle stimulation therapy via a special method called CES. Through specially designed electrodes that clip onto the ears, it delivers calibrated microcurrents to the central nervous system, stimulating nerve cells to release neurotransmitters associated with sleep and regulating abnormal brain activity to help alleviate insomnia and related issues.Stimulates Theta Waves, Suppresses Beta WavesOur sleep aids device uses CES treatment to suppress beta waves whilst increasing theta waves, promoting mental clarity and relaxation, improving one's ability to handle tasks effectively, and alleviating tension and anxiety through regulating thought patterns and emotions. Additionally, it stimulates sleep hormone secretion, helping you relax and enter deep sleep more quickly.3 Modes & 9 Intensity LevelsThis calm carry device features three modes based on increasing current strength: Comfort Mode, Stimulation Mode and Enhanced Mode. Each mode offers nine adjustable intensity levels, providing 27 different combinations to accommodate various body types and requirements.Comfortable and Stable Ear ClipsThe ear clip design requires no handling, resists falling off, and facilitates easier sleep. The clips are ergonomically designed to hold firmly without feeling tight. Two silicone pads on the inner side enhance both stability and comfort, helping you fall asleep peacefully.Portable DesignWith compact dimensions of 13.5 x 6.5 x 1.8 cm and weighing just 50g, it's not only easy to carry but also won't burden you during sleep. USB charging allows connection to computers and power banks for convenient use, with each charge providing up to 7 hours of standby time, making