A LED lighting apparatus comprising: - a color temperature controller configured to receive a color temperature selection signal and output a first control signal (S1) and a second control signal (S2); - an LED driver connected to a plurality of LED groups (LED1 - LED4) and configured to control driving current to be constant; and - an LED selection circuit comprising: - a first switch (SW1) connected to a first node (N1) to which a rectified voltage is applied and receiving the first control signal (S1), - a first LED group (LED1) selectively connected to the first node (N1) by the first switch (SW1), - a second LED group (LED2) connected in series with the first LED group (LED1), - a third LED group (LED3), - a fourth LED group (LED4) connected in series with the third LED group (LED3), wherein color temperatures of the first LED group (LED1) and the second LED group (LED2) are substantially equal but different from a color temperature of third LED group (LED3), and the color temperature of the third LED group (LED3) and a color temperature of the fourth LED group (LED4) are substantially equal, characterized by a second switch (SW2) for selectively connecting an output terminal of either the second LED group (LED2) or the fourth LED group (LED4) to a node of the LED driver by receiving the second control signal (S2), and in that - the first switch (SW1) is configured to selectively connect the first node (N1) to either the first LED group (LED1) or the third LED group, - the third LED group (LED3) is selectively connected to the first node (N1) by the first switch (SW1), wherein a node between the first LED group (LED1) and the second LED group (LED2) and a node between the third LED group (LED3) and the fourth LED group (LED4) are electrically connected to each other. - a color temperature controller configured to receive a color temperature selection signal and output a first control signal (S1) and a second control signal (S2); - an LED driver connected to a plurality of LED groups (LED1 - LED4) and configured to control driving current to be constant; and - an LED selection circuit comprising: - a first switch (SW1) connected to a first node (N1) to which a rectified voltage is applied and receiving the first control signal (S1), - a first LED group (LED1) selectively connected to the first node (N1) by the first switch (SW1), - a second LED group (LED2) connected in series with the first LED group (LED1), - a third LED group (LED3), - a fourth LED group (LED4) connected in series with the third LED group (LED3), wherein color temperatures of the first LED group (LED1) and the second LED group (LED2) are substantially equal but different from a color temperature of third LED group (LED3), and the color temperature of the third LED group (LED3) and a color temperature of the fourth LED group (LED4) are substantially equal, characterized by a second switch (SW2) for selectively connecting an output terminal of either the second LED group (LED2) or the fourth LED group (LED4) to a node of the LED driver by receiving the second control signal (S2), and in that - a first switch (SW1) connected to a first node (N1) to which a rectified voltage is applied and receiving the first control signal (S1), - a first LED group (LED1) selectively connected to the first node (N1) by the first switch (SW1), - a second LED group (LED2) connected in series with the first LED group (LED1), - a third LED group (LED3), - a fourth LED group (LED4) connected in series with the third LED group (LED3), - the first switch (SW1) is configured to selectively connect the first node (N1) to either the first LED group (LED1) or the third LED group, - the third LED group (LED3) is selectively connected to the first node (N1) by the first switch (SW1), <EOS>