To activate your LED Faux Fur Boa, find the hidden pocket in the center of your Boa and undo the cloth hook and eye trap door to reveal its battery house. Remove the pull tab & press button repeatedly to choose from 3 light modes - flash, blink and steady lighting. comes ready to use with 2 replaceable CR2032 Batteries. Specifications: Length: 80" Weight: 0.69 lbs LED Color: Aqua Modes: Flash, Blink & Still Light Batteries: (2) CR2032, Replaceable