Our Gua Sha facial tool is a vibration massager, blue & red light therapy device, heated facial massager, and scraping massage tool all in one. Use it in a combination of modes on your face, back, neck, and jaw line to help alleviate tension and stimulate your skin. Pls wash your face and apply essential oils before using, gently scrape each area 10-20 times until the skin is slightly warm, 5-10 minutes a day, lasts at least three weeks. Ues more, the better the effect. Mode 1-LIFT Vibration Mode 2-ANTI WRINKLE Vibration + heated Mode 3-MASSAGE Vibration+Blue light Mode 4- TIGHTEN Vibration + Red light + Heated TIP: Prep your skin before the Gua Sha Facial massage witn Moisturizer or Face Oil Material: ABS Battery: 800mAh Charging: USB charging Input: 5V-500mAh Power: 0.2W-2W Voltage: 3.7V Charging time: About 4 hours Heating temperature: about 42