Feature: 1. USB RECHARGEABLE AND EASY USE: LED glowing glasses built in rechargeable battery, working time around 6 hours when fully charged(2 hours). Input voltage and current is 5V 1A. When charging, you will see red indicator light, when full charged, red indicator light will be turned off 2. LONG LIFE TIME: LED light up glasses with ultra long life battery, up to 500 cycles or more. And adapt energy saving, high power, long life LED lamp beads 3. WIDELY APPLICATION: This dynamic LED glowing glasses is pretty cool and attractive, suitable for parties, nightclub, All Hallows Day, dances, concerts and etc. You will be the focusing and most flamboyant one with the LED glasses 4. SCRATCH RESISTANT ABS: Luminous glasses housing adopt excellent ABS material, possess impact resistant, scratch resistant, you can use with confidence 5. COLOR AND AUDIENCE: This is a four color multicolor luminous glasses, possess 164 pieces lamp beads. Uniform size, universal for men, women and children Specification: Item Type: LED Glowing Glasses Material: ABS plastic Battery Capacity: 1 x Li ion battery(180mAh) Beads Model: 0603 Beads Quantity: 164 USB Charging: 5V 1A Color: Four colorful flashing glasses Size: One size fit all Suitable For: Men, women, children, elderly. Package List: 1 x Glasses 1 x USB Cable