Small, light and portable. Relaxes eye muscles; clearer vision achieved in just 1 min.  Benefits those who suffer from muscle ache, stiff / frozen shoulder, rheumatism, arthritis, indigestion, period cramps, cold hands and feet, cough, eye protection, shortness of breath, healing of wounds (especially those of dialysis patients), disinfect etc. The wavelength of FIR is 4-14um.

Voltage: 100V~230V, Power: 150W/50-60Hz