To activate your EL Shades, remove the pull tab battery protector & press the button to switch up your lights from steady, to flash, to blink & then off. Plastic frames are all black. Dimensions (WxH): 6″ x 2.1″ Cord Length: 46.5″ EL Color: Green EL Wire Neon Sunglasses come ready to use with 2 replaceable AA Batteries. Battery pack has a clip for easy concealing, and is attached by long wire that’s simple to hide in clothing.