A remote controller, for controlling color of light emitted by a target lighting device, comprising: a housing; a main control panel of a remote control terminal, located in the housing and provided with a color acquiring unit and a wireless transmission unit, the color acquiring unit being configured for acquiring color information of a target region, and the wireless transmission unit being configured for transmitting the color information to the target lighting device; a color acquiring switch, located on the housing and electrically connected with both the color acquiring unit and the wireless transmission unit, and the color acquiring switch being configured for turning on/off the color acquiring unit and the wireless transmission unit; wherein the color acquiring unit comprises a sensing element and a light compensating element, characterized in that the housing is provided with a light compensating through hole corresponding to the light compensating element and a color acquiring through hole corresponding to the sensing element, the sensing element facing the color acquiring through hole, and the light compensating element facing the light compensating through hole; the housing is provided with a groove, the light compensating through hole and the color acquiring through hole being located in the groove respectively, the light compensating through hole and the color acquiring through hole being covered with a light-transmitting lens, and the light-transmitting lens being located in the groove, wherein a condensing lens covering the color acquiring unit is arranged in the housing and the light compensating element is fixed on the condensing lens by a clasp. a housing; a main control panel of a remote control terminal, located in the housing and provided with a color acquiring unit and a wireless transmission unit, the color acquiring unit being configured for acquiring color information of a target region, and the wireless transmission unit being configured for transmitting the color information to the target lighting device; a color acquiring switch, located on the housing and electrically connected with both the color acquiring unit and the wireless transmission unit, and the color acquiring switch being configured for turning on/off the color acquiring unit and the wireless transmission unit; wherein the color acquiring unit comprises a sensing element and a light compensating element, characterized in that the housing is provided with a light compensating through hole corresponding to the light compensating element and a color acquiring through hole corresponding to the sensing element, the sensing element facing the color acquiring through hole, and the light compensating element facing the light compensating through hole; the housing is provided with a groove, the light compensating through hole and the color acquiring through hole being located in the groove respectively, the light compensating through hole and the color acquiring through hole being covered with a light-transmitting lens, and the light-transmitting lens being located in the groove, wherein a condensing lens covering the color acquiring unit is arranged in the housing and the light compensating element is fixed on the condensing lens by a clasp.