Unique Heating Function: HOMLYNS acupressure mat and pillow set has 3 adjustable heating levels with 2 hours auto off, the temperature range is respectively (104 , 122 , 140 ). Not only can achieve the massage relaxation effect of ordinary acupuncture mat style, but also has a unique heating function. The experience is more comfortable and can be used with confidence even in winter. Acupuncture Design: Acupressure mat has 3888 acupuncture points (a total of 144 round tips) and the pillow has 1701 acupuncture points (a total of 63 round tips). Each tip have 27 points. Safe and Professional Massage: The use of acupressure mats can relieve stress and improve sleep.