An electronic light-emitting device includes a housing. An upper end of the housing has an opening, and a positioning rod is connected to an upper inner side of the housing. The positioning rod is mounted by a holder via a through hole. An upper end of the holder has a flame decoration sheet extended to expose outside the opening. A light-emitting unit is provided at the inner side of the opening of the housing to radiate the flame decoration sheet. A lower inner side of the housing has a swinging member and a driving member. A lower end of the housing is connected to a seat. The swinging member has a magnetic element, and an extension section at an upper end thereof that touches and pushes the lower end of the holder. The driving member is disposed to correspond to the magnetic element.