The SAB-25 is a solar powered trailer mounted arrow board consisting of a 25 LED lights board with solar panel, controller and battery bank mounted on a heavy-duty towable trailer.  Made in the United States.
OVERALL DIMENSIONS:
    * Overall length: 3429 mm (135”)
    * Overall Width: 1676 mm (66”)
    * Overall Height: 3429 mm (135”)
    * Traveling height: 2337 mm (92”)
    * Operating height: 3429 mm (135”)
Programming:
    * Flashing mode: Right arrow, left arrow, double arrow, caution bar, chevron, sequential, four-corner
Display:
    * 4’ x 8’ 25 LED light panel.
Solar power supply:
    * Various configurations of solar panels and batteries are available
    * Solar regulator with battery surcharge protection
Option:
    * Battery charger
    * Adjustable pintle hitch
    * 2" coupler or 2 5/16" coupler
    * 120 volt AC connection
    * Torsion Axel
    * Safety lock: Wheel, battery boxes, ext.
    * Tongue wheel jack
    * Contrast boarder (Ex: reflective)
    * Level (to stabilize sign)
TEMPERATURE RANGE:
    * Operational: -40° to + 74°C
      (-40° to +165° F)
    * Storage: -40° to + 85°C (-40° to +185° F)
CONTROLLER:
    * Rotary switch function switch
    * Built-in solar regulator
    * Battery saver automatic shut-off feature
    * Flashing mode: right arrow (10 lamps), left arrow (10 lamps), double arrow (13 lamps), caution (4 lamps), caution bar (7 lamps), chevron (15 lamps)
    * Flash rate is constant regardless of voltage or load with a flash cycle of 40
    * Automatic intensity control via photocell for nighttime mode
ELECTRICAL INTERFERENCE:
    * The SAB-25 is not affected by all normal (standard) types of RF interference
RELATIVE HUMIDITY RANGE:
    * Operating 10 to 95% RH, non-condensing
TRAILER MATERIAL:
    * 51 mm x 152 mm x 3.175 mm
      steel tubing (2’’ X 6’’ X 1/8”)
    * Diamond plate catwalk is mounted on the display side of the trailer to simplify maintenance.
CABINETS:
    * Aluminum Arrow sign
    * Steel battery boxes with locking system  
    * Weather stripping sealing each compartment against moisture 
AXLE:
    * Single 907 kg (2000-lb) rated straight hydraulic axle
HITCH:
    * Heavy-duty hitch capacity
      with 72 mm (3”) pintle eye
      Optional: 51 mm (2”) ball coupler
    * 1361 kg (3000-lb) maximum tongue load
    * Heavy-duty safety chains with safety hooks meeting safety standards
TIRES & WHEELS:
    * Tires: Load Range D 381 mm (15")
    * Wheel Size: 381 mm (15")
    * 5-stud tire rims
      Optional: Anti-theft locking mechanism
LEVELING JACKS:
    * Two-screw jacks each rated at 907 kg (2000 lbs)
      Optional: Tongue wheel jack
TRAILER LIGHTS:
    * State-of-the-art halogen lighting per USDOT standards and specifications
    * Custom made connections complying with customer specifications
LIFT MECHANISM:
    * Manual winch
SOLAR PANELS:
    * Various configurations of solar panels and batteries are available.
    * High efficiency single-crystal silicon cells anti-reflected coated for improved efficiency.
BATTERIES:
    * 6-volt 220 amp/hour deep-cycle batteries wired to provide a 12-volt system
      Optional: Various batteries and configurations available
LEGIBILITY:
    * Messages displayed are easily legible at over 1600 meters (5249 feet)
DISPLAY:
    * 590nm (± 2nm) amber-color LEDs
    * LEDs have a rated life of 100,000 hours
    * Each amber-color LED is encased in an enhanced optical lens  to maximize legibility from all distances
    * LED output adjusts automatically to ambient light conditions
    * 100 brightness levels
      (1-100% by steps of 1%)
PAINT:
    * State-of-the-art powder coating system
    * « Highway safety orange »
    * is the standard color used
      Optional: Other colors available to comply with different regulations or match client fleet standard 
    * Powder coating quality
          o Certified UV protect paint
          o Impact resistant
          o Humidity Resistant
          o Salt spray resistant
MAINTENANCE:
    * Battery fluids should be checked and topped off at least once per month
    * Solar panels must be free of dust and snow
WARRANTY:
    * 1-year warranty on complete trailer
    * 2-year warranty on electronics
    * 6-month manufacturer’s
      warranty on batteries
    * Limited warranty on solar panels differ from one manufacturer to another
TECH SUPPORT:
    * 24/7 technical support
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