... light, strobe light,flash patterns Traffic warning light, strobe light,flash patterns Product DescriptionUsing high-capacity battery CR123 as power, built-in IC chip control LED flash, this light ... Signal Visible up to Half a Mile 2, Compact and highly visible can replace bulky triangle fixtures 3, Contains ... face of the unit to turn on and cycle through the 9 flash patterns. * Product size: Dim 10.8cm ...