Indoor Single Color Red/green/blue/yellow/white Ultra Bright LED Battery Name Badge Clubbing Party LED (Green) Catching Eyesight : Green Name Tag with super brightness to catch eyesight when wearing it on Exhibition, party, Night club Reliable Fixation : Built-in Magnet + Pin , no need to worry losing it.Reliable Fixation : Built-in Magnet + Pin , no need to worry losing it. Energy Saving + Rechargeable: Rechargeable Lithium battery, charging 2hours and working 20hours. 4brightness level to be adjusted Programmable sign: Programmable LED sign board, with USB cable, support world language Multiple information supportedMax support 8programs, with button to select program, also can run one by one.