Multifunctional Mode: Scraping instrument has 4 modes, red can be rapidly heated, purple vibration to do deep maintenance, blue can relieve fatigue, red and blue alternately both rapid heating and vibration, release all the effects. Dredge Meridians: The scraping instrument has an arc shaped massage head that unblocks meridians, accelerates blood circulating in the body, and promotes the breakdown of fats. Regulate Qi and Blood: Our scraping instrument is made of stone material, which calms and regulates Qi and blood, and clears the body of waste as well as substances that are unfavorable to the body. Automatic Power Off: Our scraping instrument can do 9 minutes of automatic power off, scientific massage, maintain massage strength, and prevent injury to the skin due to excessive massage. Applicable Parts: Suitable for head massage, shoulder and neck massage, back massage, abdominal massage, leg massage, hand massage and so on. Feature: 1. Regulate Qi and Blood: Our scraping instrument is made of stone material, which calms and regulates Qi and blood, and clears the body of waste as well as substances that are unfavorable to the body. 2. Dredge Meridians: The scraping instrument has an arc shaped massage head that unblocks meridians, accelerates blood circulating in the body, and promotes the breakdown of fats. 3. Multifunctional Mode: Scraping instrument has 4 modes, red can be rapidly heated, purple vibration to do deep maintenance, blue can relieve fatigue, red and blue alternately both rapid heating and vibration, release all the effects. 4. Automatic Power Off: Our scraping instrument can do 9 minutes of automatic power off, scientific massage, maintain massage strength, and prevent injury to the skin due to excessive massage. 5. Applicable Parts: Suitable for head massage, shoulder and neck massage, back massage, abdominal massage, leg massage, hand massage and so on. Specification: Item Type: Stone Gua Sha Instrument Material: Stone and ABS Battery Type: Lithium ion battery Battery Capacity: 500mAh (shipped with built in battery) Applicable Parts: Head massage, shoulder and neck massage, back massage, abdominal massage, leg massage, hand massage How to Use: 1. Power On or Off: Press and hold the Power On button for 1 second (when the power is on or off, the buzzer will beep for 1 second) 2. Mode switch: short press the M button after power on; Function mode: four modes (default mode one) Mode 1: Beauty light red lighting plus HOT (warm); Mode 2: Beauty light violet plus VIB (vibration); Mode 3: Beauty light blue lighting plus HOT (warm) plus VIB (vibration); Mode 4: Beauty light red lighting, blue lighting alternately flashing plus HOT (warm) plus VIB (vibration) Package List: 1 x Gua Sha Instrument 1 x Instruction Manual 1 x USB Charging Cable