This Baton is very affordable, almost to the point of being disposable. Works well at job sites, parking lots, crowd control etc. Durable and water resistant units. Batteries last up to 100 hours. Bright, colored LED lights are visible up to 3000 yards away and good for over 100,000 hours of run time. Triple function: constant flashing (fast), constant flashing (slow) and continuous light. Uses 2 C batteries (not included) 13.3″ overall length, light is 6.5″ long.