High brightness LED lights with processing, colors and pattern can be selected.
Please press the button of turn on and then you can change the flash mode.
Provide charger and battery for your choice, once finished charging, the glasses can work about four hours. The style of battery is working for about half and a hours. and It is convenience to put the battery to your pocket.
Glasses aren’t bulky and won’t hinder your sight or ability to have fun!