Features: Eight 4” diameter incandescent, PAR 36 LED or Ultra-Bright PAR 36 LED lamps in each arrow board.
60 FPM in four operational modes: right arrow, left arrow, double arrow and center bar. Cab-mounted, 3-relay control box has mode selection switches, flash pattern indicator lights and a 20” pre-wired harness.
LED lamps are weather-sealed and shock-mounted. Incandescent lamps are available in either standard mount or weather-sealed and shock-mounted.
Heavy-gauge, epoxy-coated aluminum housing. Short Arrow Board comes with a cab-mounted control box, heavy-duty cable with plug-in connector and plastic dust cover. 

Specifications:

• Top 12 volt Maximum amp draw: 20 amps Incandescent / 3 amps LED
• Controller Dimensions: 1¼" H x 6” W x 6¼" D
• Arrow Panel Dimensions: 13” H x 40½” W x 3" D
• Weight: 7½ lbs.

Arrow board mounting brackets sold separately.