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): 5.75" L x 6" W x 2.50" H Cord Length: 46.5" EL Color: Blue 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.