Gray Ereada Amethyst Mattress SINGLE 75"L x 39"W (190 x 100 cm)

Gray Ereada® Professional Amethyst Mat SINGLE (PRO XL) Specification Mat Surface Luxury Gray Heat Resistant Animal-free Man-Made Microfiber Eco-Suede Weight (mat only without controller) 44 lb (20 kg) Amethyst Crystal Weight 29 lb (13 kg) Amethyst Crystal size 3-10 mm, tumbled shape Amethyst Color Natural Violet Clear (no paints added) Amethyst Origin Korea, Brazil, Grade A+ Amethyst Refractive Index 1.544-1.553 Temperature Range (7 levels) 86 ~ 158°F (30 ~ 70°C)  Mat total area size 75 x 39 inches (190 x 100 cm) Heating area 62 x 31 inches (155 x 72 cm) Heating Power Consumption 240 Watts Rated Voltage AC 110-120V / 60hz or 220-240V / 50Hz Pulsation Magnetism Intensity 100-400 gauss  Power Consumption max 20mA / 20W modules Five copper coils inside the upper part of the mat Magnets 12 pcs static Box size 40x25x8 inches (101x62x21 cm) 55 pounds (25 kg) Controller Ventilated controller with the timer (4, 8, 12 hours setti