Led color temperature controller 14 keys adopt the most advanced PWM (Pulse Width Modulation) digital dimming technology, especially design for color temperature adjustable led strip. In order to achieve the synchronization of more lamps, RGB Amplifier can be used. http://www.hoionlighting.com/Led color temperature controller 14 keys adopt the most advanced PWM (Pulse Width Modulation) digital dimming technology, especially design for color temperature adjustable led strip. In order to achieve the synchronization of more lamps, RGB Amplifier can be used. http://www.hoionlighting.com/Led color temperature controller 14 keys adopt the most advanced PWM (Pulse Width Modulation) digital dimming technology, especially design for color temperature adjustable led strip. In order to achieve the synchronization of more lamps, RGB Amplifier can be used. http://www.hoionlighting.com/