1.Voltage: 110v or 220v 2.Material: hemlock 3.Designed for 4 persons 4.Detoxify and lose weight 5.Enjoy radiant and youthful skin 6.Find relief from pain 7.Healthy for your heart 8.Reduce unsightly cellulite 9.Wake up your immune system and combat the effects of daily stress 10.Enhance other treatment and exercise 11.Increases blood circulation 12.Ease joint pain and stiffness 13.Remove stress and fatigue 14.Cd player with high quality speakers 15.Dome light with brightness adjustable 16.Floor and ceiling vent for air circulation 17.Tempered glass windows 18.High quality ceramic infrared heated 19.Digital temperature and time control inside and out 20.Bench seating 21.Low operating cost 22.Beautiful and luxurious appearance, more exquisite craft 23.More luxurious and beautiful fitting 24.Comfortable backrest and beach seating 25.Portable, disassembles as easy as it assembles, assembly takes approximately 20 minutes without any tool