Features: * 100% brand new and high quality. * Massage part: neck/back/waist/hip/leg and other parts. * 8 modes & 19 Levels: There are different intensity levels for each mode (Tapping, massage, massage, squeezing, tapping, kneading, training, shaping) Users can choose different intensities according to individual needs. * Helps relieve tiredness, relax muscles, improve blood circulation, and burn fat. *, Unlike the existing general massaging devices that only rub the outside of the muscles, massager stimulates the inside of the forces as well, to enhance the blood circulation effectively for quick recovery from fatigue. * Small size, lightweight, easy to carry and store. Specification: Product Name: mini cervical massager Voltage: 3.7V Power: USB Charging How to use: A-F (8 modes), 19 gears Frequency: 1-100HZ Working Hours: 15 minutes Output: 35mA maximum Battery Capacity: 200mAH Frequency: 1~100Hz Color: Blue, Black Size: As the picture shows Package includes: As the picture shows