Speical Features: (a) Capable of emitting Far Infrared Ray (FIR) energy (wavelength of 8-16 micron meters), a vital energy for all living things, that invigorates cellular activities and improves blood circulation. (b) A "Hi" and "Lo" settings to maintain a comfortable, constant temperature. Hi=50*C-65*C Lo=40*C-50*C
Functions: (a) Keep warmth for the limbs to ensure a good sleep in cold weather. (b) Promote the penetration of creams or medicinal lotions for beauty care and wellness treatment. (c) Used as a hot compress to alleviate sore pain such as Arthritis, Rheumatism, Neuralgia etc.