Micro Electric Current: This gua sha board uses micro current to deeply act on the bottom layer of the skin, automatically find acupoints and sense them through NMES, providing you a new experience of scrapping.Functions: It can make your skin more smooth and moisturizing and increase vascular circulation under the eyes, relaxing the body and mind.3 Modes: 3 vibration speeds for you to choose, applicable to your neck, arms, back, waist, thighs, hip and feet. Heating massage is as comfortable as a hot towel.Ergonomic Shape: Designed by curves of human body, tightly fitting to the curve of the face and neck, comfortable to use.USB Charging: built in lithium battery, fast charging, long lasting battery, 30 minutes a day, all day relaxation, also can be charged by a power bank. Compact and mini, it can be easily put in your bag and carry out.Specification:Material: ABS, Zinc AlloyGear: 3 GearBattery Capacity: 1100mAhBattery Life: 10 days (30 minutes every day)Port: Type CInput: 5V 1ASize Chart:146x105x30mm/5.75x4.13x1.18inchPackage Includes:1 Piece Electric Guasha Scraper 1 Piece USB CableNote:1. This product cannot be near strong magnetism.2. During use, please do not use it on the same part for a long time.3. After use, please clean the cutter head with a dust free cloth. 4. Please place the product in a place that children cannot touch. To avoid falling and bumping children.