Product Description [Ultrasonic Body Shape Wristband]: Helps relieve pain, reduce fatigue, muscle tension, anxiety [Stylish Design]: Designed to look great on both men and women, no one would even suspect bracelet! It can better show your personality and style [Lymph Drainage Bracelet]: Signals your body to effectively break down fat cells, helping you lose your fat faster [Various functions]: Reduce fatigue, muscle tension, anxiety. Improves blood circulation, balances sleep and energy. [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. Features: 1. Resolves Lymphatic Problems Treats Swollen Limbs; 2. Promotes Better Blood Circulation and Lymphatic Drainage; 3. Helps Burn Fat and Improve Weight Loss; Specification: Input: 5V/0.5A Output: 34Hz-70KHz Battery capacity: 80mAh Charging time: about 30 minutes Endurance working time: 150 hours Package Include: 1 pc* Ultrasonic Body Shape Wristband