The ultimate portability and budget trainer.  Recommended with a track rail.  

Lighting:      Twilight / Night / Indoor

Power:          x2 DC12V Battery,
  4-6 hrs of life

Lights:           20 cm spacing, 2000 pixels / 400m, IP67,
  5-10 lumens / pixel, 0.1 W / pixel 

Controller: LightTrack software, WiFi access point
  Not Waterproof

Timing:         Up to 10 pacers

Setup:           1 hour with 1 person for 400m,
  x2 DC12V Batteries

Storage:       22 lbs / 10 kg

Intended for meets and training.

Lighting:      Evening / Night / Indoor

Power:          x2 AC120V to DC24V 300W Power
  Supplies, IP67

Lights:           50 cm spacing, 800 pixels / 400m, IP68
  80 lumens / pixel, 0.7 W / pixel

Controller: LightTrack software, WiFi access point
  Not Waterproof

Timing:         Up to 10 pacers

Setup:           1 hour with 2 people for 400m,
  x2 electrical outlets 200m apart

Storage:       70 lbs / 32 kg

UV-resistant shader eliminates LED wash-out in sunlight without needing powerful lights.

Lighting:      Full Daylight / Direct Sun 

Material:     Grayish black nylon, UV-
  resistant

Lights:          Covers 400 pixels (Flow) or
1000 pixels (Trainer)

Setup:           +30 min for 400m

Storage:      53 lbs / 24 kg