An warmer with lightening and heating functions is provided. The warmer includes: a housing a masking component, placed at the housing with an adjusting manner an ON-OFF switch, placed at the housing and a light emitting diode (LED), placed inside the housing and electrically connected to the ON-OFF switch, being conducted when the ON-OFF switch is switched on. When the masking component is placed at a mask position, the LED provides a heating function. On the other hand, when the masking component is placed at a non-mask position, the LED provides a lightening function.本創作係為一種具有照明與供熱功能的懷爐,包含:一殼體;一遮蔽件,以可活動方式設置於該殼體;一啟用開關,設置於該殼體;以及,一發光二極體,設置於該殼體內並電連接於該啟用開關,其係因應該啟用開關的開啟而導通,其中,當該遮蔽件位於一關閉位置時,該發光二極體提供一供熱功能,且當該遮蔽件位於一開啟位置時,該發光二極體提供一照明功能。10‧‧‧殼體11‧‧‧遮蔽件13‧‧‧多段式開關15‧‧‧啟用開關17‧‧‧充電接頭12‧‧‧控制器14‧‧‧發光二極體16‧‧‧溫度感測器18‧‧‧電池