This pedal is in excellent condition, with everything functioning properly.  The only flaw is a couple small scuffs on one corner (shown in photos).  Velcro is attached to bottom for pedalboard application.  Power supply not included.

Manufacturer Description:
The first great-sounding professional guitar effects pedals designed to deliver a wide range of cutting-edge and legendary effects tones in a programmable stomp box! The DL4 Delay Modeler gives you endless vintage delay and echo effects, plus on-board Tap Tempo control.

The DL4 Delay Modeler offers you an incredible array of sounds, from a tube driven, tape loop echo (complete with adjustable wow and flutter), through 24 bit squeaky clean digital echo, to real-time reverse delay. Not only that, but you've got complete programmable control over all aspects of the sound in the studio and on the stage. Incredibly simple to use, it's an amazingly powerful tool offering you delay effects never before available in a single box.
The DL4 offers: Digital modeling based on 15 of those vintage delay and echo effects you've always yearned for. Including: EP-1 Tube Echoplex, EP-3 solidstate Echoplex, Space Echo, Deluxe Memory Man, Reverse delay , Rhythmic delay, Dynamic delay and many more!
Line 6 DL4 Delay Modeler Features:
• Digital modeling of 16 vintage delay and echo effects. Including: Tube Echoplex, Space Echo, Deluxe Memory Man, Analog Delay, Reverse, and many more.
• 3 programmable presets and on board Tap Tempo control.
• 14 seconds of sample loop memory.
• True Bypass switching.
• Expession pedal input-for real time control of all effect settings.
• Stereo in & outputs