Built-in high-speed vacuum pump, 44-56kPa suction, 6-speed adjustable 2. Intelligent temperature control hot compress, 6 levels of temperature adjustable 3. 2600 mAh large-capacity battery, can be used for 180 minutes when fully charged 4. Natural Bianstone, polished into one piece 5. Input voltage: 5V 2A 6. Rated power: <=20W
