Description: Having the features of transparent, scratch-resistant and anti-breakage, this product is safe for long time to use, which won't cause burden and hurt your eyes to wear. Since it has design of various light effect and futuristic flavor, this product can create a party atmosphere, which can make you be the eye-catching focus of the crowd. Made of acrylic material, this product is durable and sturdy. The length of this product is 16.5cm, width is 16cm, and height is 4.5cm. It is suitable for using rave party, DJ party, costume party, nightclub, live concert, carnival and more. Item Name: LED Glasses Material: Acrylic Operated Time: 10H Battery Capacity: 210mAh Battery: 2 x Button Batteries(Included) Features: Luminous, Multi-purpose, Futuristic Lighting Mode: Colorful Constant Light/Breathing/Strobe Flashing/Flowing Water, etc. Size Details: 16.5cm x 16cm x 4.5cm/6.5" x 6.3" x 1.77" (Approx.) Notes: 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. Package Includes: 1 x LED Glasses 2 x Button Batteries