Features: TENS technology This neck massager uses TENS technology for massage, which can improve blood circulation and achieve the effect of relieving neck fatigue. U-shaped design This neck massager adopts a U-shaped design, which allows the massager to fully fit your neck, making the massage more effective. 4 modes This neck massager has four intelligent combination massage modes, with adjustable intensity, which can meet your different needs. 15 levels of massage intensity This neck massager has 15 levels of adjustable massage intensity, which can be used for daily neck care, stiff neck injury, chronic cervical strain, and so on. Safe This neck massager can automatically power off, and it will power off automatically after 15 minutes by default, which is safe to use. Specifications: Type: neck massager Material: ABS Item color: white Rated voltage: 5V Massage intensity: 15 levels Massage modes: 4 types Massage time: 15min/time Number of massage heads: 2 Battery : 2*AAA battery (included) Size: 14.2*14.5*5cm/5.58*5.7*1.97inch (L*W*H) Net weight:230g/8.11oz

TENS technology: This neck massager uses TENS technology for massage, which can improve blood circulation and achieve the effect of relieving neck fatigue. U-shaped design: This neck massager adopts a U-shaped design, which allows the massager to fully fit your neck, making the massage more effective. 4 modes: This neck massager has four intelligent combination massage modes, with adjustable intensity, which can meet your different needs. 15 levels of massage intensity: This neck massager has 15 levels of adjustable massage intensity, which can be used for daily neck care, stiff neck injury, chronic cervical strain, and so on. Safe : This neck massager can automatically power off, and it will power off automatically after 15 minutes by default, which is safe to use.