Specifications: 1) Dimensions: 1,200 x 1,000 x 1,900mm (47" x 39.5" x 75") 2) Package(2 cartons): 1850 x 1210 x 340/1290 x 1140 x 370mm 3) Rated power: 1600W 4) Weight: 120kg 5) Rated Voltage: 110/220V 6) Material: hemlock or white pine 7) Designed for 2 people 8) 5 Heaters system Conveyance: Qty/20'' FCL: 26pcs Qty/40'' HQ: 54pcs Effects: 1) Removes toxins, heavy metals and harmful materials 2) Removes fatigue, replenish oxygen and energy 3) Reduces stress, promotes better sleep 4) Relieves pain and improves nervous system 5) Makes skin beautiful and smooth, put off aging and look young 6) Burns calories and gets weight loss (600 calories/30min) 7) Improves blood circulation, cardiovascular and cerebral system (corresponds to 10km jogging) Features: 1) Automatic digital control system, convenient to operate 2) Automatic thermostat for constant temperature and changeable frequency, saves energy and money 3) Fresh air accessible through transom, no stuffy at all 4) Warranty: one year parts warranty against manufacturer defects 5) Portable, easy to install 6) Completely free standing 7) Plug into 110V / 220V home outlet 8) Beautiful and luxurious appearance, more exquisite crafts 9) Adjust time and temperature as you desire through the digital control panel 10) Safety glass door and safeguard to users 11) Ergonomic design and comfortable backrest Main kits: 1) KERAMOS heating system 2) Digital control system outside and / or inside 3) CD player 4) Ergonomic comfortable backrest and bench 5) Reading lamp 6) Oxygenator 7) Ventilation system