The Arc Reactor uses more than 80% metal,the USB interface is used for power supply, which can be powered by mobile power supply, computer and mobile phone charger,the switch mode adopts vibration mode and voice control mode. -The whole Arc Reactor includes Arc Reactor core ?stand and display cabinet.1/1 scale life size, perfect replica from the movie. -The bracket is one-piece forming and stainless steel die-casting. -The base is polished and painted with imitation metal -The transparent part of the Arc Reactor is made of high molecular weight material, which is molded by a mould,it won't leave a knife mark like acrylic when it's cut. Arc reactor size: 8*8*6cm/3.2*3.2*2.4inch (L*W*H) Display case size: 16.5*16.5*18cm/6.5*6.5*7inch (L*W*H) Weight: 170g (arc reactor), 1000g (The Stand and Display case). "I am Ironman!" is both the beginning and the end. Thank you iron man, thank you marvel for the laughter, tears, touching and i love you 3000. There are more high quality movie props replica in my store. If you want to get them, please visit my store. Thank you for viewing!