1、Superior LED Lamp Beads: LED luminous glasses uses premium LED lamp beads, which have long life and excellent battery life. 2、Premium Material: Luminous glasses uses premium acrylic as material, with excellent light conduct, transparent, scratch proof and anti breakage. 3、3 Modes: The flash mode of luminous glasses is divided into three designs, always on, fast flash, and slow flash, to meet the various needs of different scenes. 4、Controllable Switch: Luminous glasses switch has high sensitivity, long life, and the new generation of switches is more user friendly. 5、Widely Used: LED light luminous glasses are suitable for concerts, bars, K TV, dance and other entertainment scenes. 6、Comfortable to Wear: Luminous glasses are lightweight and comfortable to wear, and will not hurt the eyes when worn for a long time. 1 x LED Glasses2 x CR2032 Coin Cell Battery Item Type: LED GlassesMaterial: AcrylicSize: Approx. 17x12x 4.3cm / 6.7x 4.7x 1.7in Battery Type: CR2032 Coin Cell Battery x 2 (with Matching Battery Delivery)Battery Capacity: 150mAh Battery x 2