5pcs Tourmaline Gel Mask Slimming Beauty Massage Slim Face Mask Whitening Facial Mask It can monitor your heart

It can monitor your heart rate to help you do exercise and adjust your training plan scientifically

Temperature range: 200 - 600F / 100 - 315C

mobile phone charger or DVD player

Smartphone Compatibility: iPhone 7

soft and comfortable when lying on it

5pcs Tourmaline Gel Mask Slimming Beauty Massage Slim Face Mask Whitening Facial Mask It can monitor your heartProduct Features: Beauty mask is made of magnet, tourmaline, gel and other materials combined to release the natural anion, with a strong penetration, activation and metabolic force, can effectively penetrate into the skin deep, from the dermis to the epidermis deep Level of oxidation of free radicals to promote the skin micro vascular blood circulation, dilute the pigment, enhance cell viability, so as to achieve freckle, firming, rejuvenation, skin,