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Do these flash or just stay on? If they flash, do they flash at the same time or alternate?
Hi, thanks for your inquiry , this products just has flash patterns.They flash at the same time , can not alternate flash.
Arrow board comes with a control box, heavy- duty cables, plug-in connector and plastic dust cover.It has three operational modes: right arrow, left arrow and double arrow.
Name: 13.8" 20W LED Arrow Board Exterior Waterproof Directional LED Traffic Advisor Light
Dimension : 13.8''*7.9''*1.6''
LED Color: Amber
Operating Voltage : 12V DC
Waterproof Rate : IP68
Housing Material : Steel Plate body/PC Cover
Mounting Bracket : Stainless Steel
Body color: clear/ black
Wire Length: 19.68 ft
What include the package :
- 2 * LED Arrow Traffic Advisor Light
- 2 * mounting brackets
- 1 * Dash controller