Natural Bianstone Gua Sha Massager Electric Heat Press Massager, Home Facial Lift Beauty, Shoulder, Neck and Back Gua Sha Massager to Unblock Muscles 10ML Feature: Product size:9.5x8.5x3cm/3.74x3.35x1.18in Colour: White Material: ABS Net weight: 0.120kg/0.26lb Gross weight:0.211kg/0.47lb Packing size:16x13.2x3.3cm/6.3x5.2x1.33in Rated voltage: 5V Charging method: USB Rated power: 5W Number of gears: 9 Clear the meridians. Most people work for a long time, so that the muscles can not get effective, scraping can clear the meridians and collaterals, and relieve muscle tension. Metabolism excretes harmful substances. Harmful substances are stasis in body. Scraping is to scrape a type of capillaries that do not penetrate well, so that the blood of the newly blood vessels in body is more smooth. Blood vessels dilate, speed up blood circulation through scraping, help the secretion and excretion of sweat glands, and metabolize some harmful substances. Improve immunity. Scraping can enhance the body's immunity to a certain extent, and at the same time can regulated the menstrual period and reduce physical fatigue. Relaxing tendons and collaterals, adjusting yin and yang, and scraping have a two-way regulating effect on human body functions, which can improve and adjust the function of viscera and balance. NOTE: This product cannot be used while charging, the USB cable is under the thermoplastic film of the product package. Package Content: 1x Gua Sha Massager 1x Essential Oil 1x USB Cable 1x Instruction manual