Brand New and High Quality Type:Ultrasonic Body Shape Wristband Material: ABS+PC Color: Blue, White, Pink, Black Size: As the picture shows(Adjustable) Soundwaves Frequency: 3~60Hz Rated Power: USB Charging Charging time: about 5 hours Fully charged for use: a week Package Include: 1 xUltrasonic Body Shape Wristband Features: 1. Ultrasonic Body Shape Wristband :Ultrasonic wrist band helps relieve pain, reduce fatigue, muscle tension, anxiety. Improve blood circulation, balance sleep and energy. 2. Good Blood Circulation:Lymph drainage magnetic bracelets help blood flows to organs and tissues throughout the body. Through waves which the band emits it helps dissolve blockages and abnormalities and making it revitalizing and comfortable for everyone. 3. Promotes Liquefy Fats:Ultrasonic Body Shape Wristband has the ability to enter the area of fat deposition via the skin and signals your body to effectively break down fat cells, helping you lose your fat faster! 4. Various Functions:Body sculpting bracelet Reduce fatigue, muscle tension, anxiety. Improves blood circulation, balances sleep and energy. 5. Wide Applications:Ultrasonic Body Shape Wristband is not only suitable for weddings, dating, parties, holidays, celebrations, valentine's day, birthdays, christmas and other occasions to wear, but also suitable for a variety of clothing styles and makeup. Tips: 1. Due to the light and monitors effect, colors may have lightly difference. 2. Please allow slightly size errors due to manual measurement. Thank for your understanding!