3 pack of the Light-It Universal Lighting and Signal Decoder. Lighting decoder w/built-in white LED Features of this decoder:: • Works on DCC or DC (limited operation on DC) • Works with loco, accessory or signal addressing • Built-In Warm white LED (can be disabled) • Up to 3 LEDs may be controlled separately 5v with 3 - 10mA outputs • Built-in resistors – just connect LEDs • Functions as an NMRA Signal decoder with 18 aspects • Each output individually dimmable