1. This electric Guasha massager features 9 heat levels: 1-3 gears (43°C) for gentle warmth, 4-6 gears (48°C) for deep relaxation, and 7-9 gears (53°C) for intense therapy. 2. Crafted from red stone needle, this hot compress Guasha board stimulates meridian pathways to boost blood flow, enhance oxygen/nutrient delivery, and accelerate metabolism-effectively alleviating muscle tension, chronic pain, and fatigue. 3. The hot compress eye massage stone features 9 adjustable high-frequency vibration modes, delivering targeted intensity from subtle pulsations to powerful kneading. 4. The heating vibration scraping board features a curved stone needle roller ball to massage under-eyes, reducing puffiness, dark circles, and fine lines for a revitalized glow. 5. Three tools in one-the device combines a Guasha scraper, eye beauty massager, and neck beauty device to meet various needs. 6. Follow the pro-recommended sequence with this electric facial Guasha tool: Start at the head, move to the neck/back (thoracic/lumbar/sacral zones), then the chest/abdomen, and finally the limbs. Product name: Bian Stone Electric Scraping Massager. Model: DSR-188. Input voltage and current: 5V 1A. Rated voltage: 7V. Rated power: 5W. Battery type: Lithium ion battery. Battery Model: 18650. Battery capacity: 1500mAh. Charging time: about 3 hours. Timing: 20 minutes Usage duration: about 6-7 times (20 minutes each time). Charging status (indicator light): While charging, indicator light flashes; fully charged, indicator light always on. Note: Please charge the product for 2 hours before use. The product can not be turned on and used when charging. Unplug the power supply can be turned on. Warning: The product has a heat generating surface, people who are not sensitive to heat must be careful when using the product! Precautions: 1. Pay attention to the s