Our Bright Blue Light Up Neon Lanyard for VIP Tradeshow Concerts Festivals is perfect for your next trade show! This is a real eye catcher for every promotional events. This is suitable for both private and public events such as trade show events, concerts, festivals and more!To activate this lanyard, remove pull tab and press battery housing. Cycle through 3 LED functions: steady, strobe, and blink.Dimensions:Necklace Length: Approx. 36"LED Colors: BlueThis lanyard draws so little power. It comes ready to use 2 replaceable CR2016 Batteries.