POWER CRYSTAL LIGHTSABER: this officially licensed Star Wars Lightsaber features seven different blade colours, sound effects and for the first time – crystals that can be swapped in and out of the hilt INCLUDES 10 KYBER CRYSTALS: inspired by the kyber crystal found at the heart of every lightsaber, this set includes 10 different crystals for ultimate lightsaber customisation. Watch the crystals glow when inserted into the hilt 50+ UNIQUE COMBINATIONS: change blade and hilt colours by trying different crystal combinations! The top crystal lights up the blade and bottom crystal lights up the hilt EPIC DETAILS AND SOUND EFFECTS: this lightsaber for children features a translucent glowing core and a removeable Force blast effect for the blade. Plus, the sound effects change depending on your crystal combinations CREATE THEIR OWN LIGHTSABER: this electronic Star Wars toy is comprised of 10 crystals and 5 parts – an extendable blade, Force blast effect, cap, cover and core – so children can assemble their own light up lightsaber