The pharaoh's head is a figurative sun, as he is a reincarnation of Horus (whose head bears the Sun).
Mokwalo mongwe o o mo sefikantsweng o bua jaana ka maatla a sesole sa ga Faro: "Maatla a gagwe a tshwana le a Monthu [modimo wa ntwa], poo e e gatakang mafatshe a sele le go bolaya batsuolodi."