Bluetooth LED Eye Control For Raves Fun Flashing Display 4 Colors : Unique, fun and fun! Show your creativity! Your night with these LED glasses! Great for raves, music festivals, parties, Halloween, clubs, New Year's Eve, anywhere to sparkle! There are 4 effects to choose from: , , animation, music rhythm Text pattern, you can choose multiple languages, different speed and text Pattern, brush types of original and creative Animation, not connected with Bluetooth, the app has 31 animations and 11 patterns to choose from Once connected You can do music DIY, it has a microphone and music rhythm to sound These luminous color boxes are for and generated for age 3-99 led raves are made of plastic (PVC), non-visible, excellent visual and performance of continuous glow at night, exterior, durable and will be the best gift for children, go in you direct, you will focus Support USB, can connect the power, charging 2 hours, can be installed about 5 hours Specification: Battery properties: polymer 180 mAH Origin source current: 5V 1A Charging type: USB charging recharge: 2 hours use: 5-6 hours Lamp beads: 0603 lamp beads Number of lamp beads: 200 contains: 1x Bluetooth LED Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.