3 mm LED Laser eyes wearable glasses. Perfect for adding glowing eyes to any mask or stand alone. 9 volt battery operated with effects controller for blinking, strobe, fading, fire effect, dimming and on/off functions. Flexible and bendable glasses to fit any size face. Super Bright and will last for over 10 hours on one 9 volt battery. Can be used for many different effects. These are very unique and add an amazing effect to any costume. The pictures are taken in daylight the effect is even better at night.