Feature: 1. COMPRESSION MASSAGE: Electric air compression headband is built in gasbags provide effective inflation and deflation massage, alleviating pain and stiffness effectively. 2. ADJUSTABLE: Head massager offers 3 modes and 3 strengths for you to adjust, assisting in therapy and daily relaxation to meet your specific needs. 3. REDUCE SORENESS: Imitating hand massages, it cyclically squeezes and releases the muscles, kneading and relaxing tense muscles, relieving stiffness and soreness. 4. SCALP CIRCULATION AND TENSION RELIEF: Providing scalp traction and massage, device helps relieve stress and tension in the scalp. It eases fatigue and applies targeted pressure to the entire head for a 360° full head massage. 5. PORTABLE AND CONVENIENT: Lightweight and equipped with a built in battery, head massager is perfect for on the go relaxation and reduce uncomfortable and good for your health. Specification: Item Type: Electric Air Compression Headband Material: Velvet Battery Type: Lithium ion battery (built in) Battery Capacity: 2200mAh Smart Timing: 15 minutes. Package List: 1 x Electric Air Compression Headband1 x USB Charging Cable1 x Manual