LEGO Star Wars Darth Vader Head Lamp | Adjustable Headband Fits All Sizes | Headlamp for Kids ADJUSTABLE HEADBAND - Headband easily adjusts to fit all sizes, even adults. FULLY POSABLE - Darth Vader's arms, legs, and head all move for even more fun. TWO BRIGHT WHITE LEDS - Each foot contains a bright white LED light for maximum light. LIGHT UNCLIPS - Unclip Darth Vader from the headband and clip him onto your pack or pocket for more fun. BATTERIES INCLUDED - Two lithium CR2025 batteries are included and can be easily replaced.