Abstract: The present invention proposes a device having a far IR radiator for enhancing the growth of hair, which device comprises a main body having a hold part and a contact part. A battery is installed in the hold part. A far IR radiator is installed in the contact part. A transparent cover is further arranged on the outer surface of the contact part. A comb having arrays of comb fingers is joined on the cover. The main body has a switch and a power socket. The battery will let the far IR radiator emit far IR lights to stimulate the skin of the scalp. Therefore, the hairs can be protected and nourished, and hair follicles can be activated to grow new hairs so that the hairs will be blacker and denser and have more vitality.