This is the Super Premium version of the industry standard of Marshalling Wands, with superior materials and the brightest LEDs on the market, there is no better choice. Recently updated with new heavy duty switch, circuit board for unmatched durability and new battery spring and contact. Standard for marshalling aircraft, directing traffic or pedestrians, and for use in construction zones. The brightest and most durable wand available. Waterproof, grease-proof, spark-proof, with 3 SUPER BRIGHT LEDS with a capability of 100,000 hours burn time. The Safety Wand has four settings for Off, Slow Flashing, Fast flashing(Strobe), and Full On(Steady) modes. Requires only 5.1cm C" batteries (not included).