Two settings - "Steady-On" or "Flash"
LED barricade flashers consume a fraction of the battery power of old style incandescent lamps. Compact 3-Volt model uses two D-Cell flashlight batteries (Batteries sold separately)
Photo-cell controlled to turn off during the day when not needed (saves battery life)
These 3-Volt 'Contractor Grade' Yellow LED Barricade Flashers are durable and efficient.
*BATTERIES NOT INCLUDED*