A track light, with a length direction, a width direction and a thickness direction, wherein the track light comprises a guide track, a driving power source and a light source module; the guide track comprises a track housing and a conductive cable extending along the length direction; the track housing comprises an accommodating cavity, the accommodating cavity comprises a connection opening located in the thickness direction, and the conductive cable is fixed in the accommodating cavity; the driving power source comprises a driving housing, an elastic conductive terminal and an output terminal, the elastic conductive terminal is capable of being popped out of the driving housing, and the output terminal is disposed at a side of the driving housing and is electrically connected with the elastic conductive terminal; the light source module comprises a light emitting component and an input terminal, the light emitting component is electrically connected with the input terminal, and the input terminal is connected with the output terminal; when the driving power source and the light source module are into the accommodating cavity through the connection opening, the elastic conductive terminal is capable of being electrically connected with the conductive cable, wherein the accommodating cavity comprises a cavity bottom opposite to the connection opening in the thickness direction and two cavity walls close to the connection opening which are oppositely disposed along the width direction, the conductive cable is located at a side of the accommodating cavity in the width direction, and the elastic conductive terminal is only capable of being popped out of the driving housing along the width direction, wherein a terminal guide slot extending along the width direction is provided inside the driving housing, and the elastic conductive terminal is disposed in the terminal guide slot, and wherein the elastic conductive terminal comprises a conductive pin, an elastic member and a conductive sheet; the conductive pin is configured to extend out of the driving housing and electrically connect with the conductive cable, the conductive pin is further provided with an abutting part, two ends of the elastic member are abutted with the abutting part and the terminal guide slot respectively, and the elastic member applies an acting force to make the conductive pin extend out of the driving housing, characterized in that the conductive sheet is disposed at a side of the abutting part facing away from the elastic member and abutted with the abutting part when the conductive pin is electrically connected with the conductive cable, and the output terminal is electrically connected with the conductive sheet. the guide track comprises a track housing and a conductive cable extending along the length direction; the track housing comprises an accommodating cavity, the accommodating cavity comprises a connection opening located in the thickness direction, and the conductive cable is fixed in the accommodating cavity; the driving power source comprises a driving housing, an elastic conductive terminal and an output terminal, the elastic conductive terminal is capable of being popped out of the driving housing, and the output terminal is disposed at a side of the driving housing and is electrically connected with the elastic conductive terminal; the light source module comprises a light emitting component and an input terminal, the light emitting component is electrically connected with the input terminal, and the input terminal is connected with the output terminal; when the driving power source and the light source module are into the accommodating cavity through the connection opening, the elastic conductive terminal is capable of being electrically connected with the conductive cable, wherein the accommodating cavity comprises a cavity bottom opposite to the connection opening in the thickness direction and two cavity walls close to the connection opening which are oppositely disposed along the width direction, the conductive cable is located at a side of the accommodating cavity in the width direction, and the elastic conductive terminal is only capable of being popped out of the driving housing along the width direction, wherein a terminal guide slot extending along the width direction is provided inside the driving housing, and the elastic conductive terminal is disposed in the terminal guide slot, and wherein the elastic conductive terminal comprises a conductive pin, an elastic member and a conductive sheet; the conductive pin is configured to extend out of the driving housing and electrically connect with the conductive cable, the conductive pin is further provided with an abutting part, two ends of the elastic member are abutted with the abutting part and the terminal guide slot respectively, and the elastic member applies an acting force to make the conductive pin extend out of the driving housing, characterized in that the conductive sheet is disposed at a side of the abutting part facing away from the elastic member and abutted with the abutting part when the conductive pin is electrically connected with the conductive cable, and the output terminal is electrically connected with the conductive sheet.