The Infrared Sauna Blanket increases the body's thermal energy, enhances relaxation and promotes glowing skin. FEATURES: Elevates the body's thermal energy Enhances deep relaxation Promotes glowing skin Improves circulation SPECS: Heat Zones: One heating zone Display: 1-8 level Control: White color handle held controller Voltage: 100-120 Volt (US/Canada model); 220v (UK/EU models) Wattage: 350-420 Watts Amps: 4-5 Amps Timer Settings: 1 hour Electrical Field: Low EMF Warranty: One-Year limited warranty. See details here. Size: 71 x 71 inches (180 x 180 cm), unfolded. Maximum interior circumference when in use is approximately 65 inches (165 cm)