Feature: 1. Color: a variety of colors to choose from. A unique fashion mask. 2. Sound induction: put the power controller near the phone, open the phone music mask indicator will flash music. There are 4 modes of shield control: steady light, slow flash, fast flash, off 3. The comfortable filling pattern matches your facial curve to hold it in place. The LED mask also has eyes, nose and mouth areas. 4. Clip the power pack to your pocket or clothing. Use two AA batteries 5. Masks can be used for any occasion, such as parties, rave parties, discos, clubs, Haloween, birthdays, carnivals, gifts, festivals and events Specification: 1. Service life: 2000-8000 hours 2. Battery powered: 2 AA batteries per battery (ie 2 No. 5 batteries) (product does not contain batteries) Packing include: 1PC * Mask Note: There will be a little color difference due to different monitors and different light shots."