Specification: Name: Ultrasonic Body Shape Wristband Color: Black, White, Blue,Pink Output: 34Hz-70KHz Charging time: about 30 minutes Package includes: 1/2/4 pcs x Ultrasonic Beauty Shape Wristband Note: 1.Due to manual measurement, please allow an error of 1-2cm, please make sure you don't mind before ordering. 2.Due to the difference of different monitors, the picture may not reflect the actual color of the item.WIDE APPLICAITONS - 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, Making You Stand out from the Crowd and Confident. HOW IT WORKS - Utilizes sound waves at a frequency of 3 to 60 Hz to operate while totally protecting blood vessels, neurons, vessels, fibrous tissue, etc. Automatically move and shape, and the shaking is visible to the naked eye. LOSE WEIGHT BRACELET - Ultrasonic has the ability to enter the area of fat deposition via the skin and kill specific fat cells. Under the influence of ultrasonic vibrations, the fat cells are broken down and liquefied. UNISEX DESIGN - Designed to Look Great on Both Men and Women, It Can Better Show Your Personality and Style. FOR GOOD HEALTH - Reduce fatigue, Muscle tension, Anxiety, Improves blood circulation, balances sleep and energy. It helps dissolve blockages and abnormalities like plaque or emboli.Best Sellers Rank: See Top 100 in Health & Household. : B0BJFH9GMJ. Manufacturer: ZXAZX. Date First Available: September 1, 2022.