Traffic warning light, strobe light,flash patterns Traffic warning light, strobe light,flash patterns Product DescriptionUsing high-capacity battery CR123 as power ... -on (high), solid-on (low), 2LED flashlight and 4LED flashlight. 1, Warning Signal Visible up to Half a Mile 2, Compact ... perfect for clear weather. In foggy conditions our yellow And blue LED's provide superior visibility 7, In addition ...