This is the FIRST 3D printed box mod in China by YiLoong Vape---the XBOX squonk mod. The 3D printed XBOX mod is an unregulated device that's copper 510 connect to support a high efficiency and performance. Besides,the hollow panel design makes it different with stylish,fashion and heat spread.The firing switch, X letter logos are both found on the side of the device. 80*45*25mm size makes it slim and tiny to hold in hands even for a stealth vape. Inside the box, a single 18650 and a large capacity and removeable juice bottle sits tight. So you can easily replace the 18650 battery as well as the juice bottle. This is a high end look and performanced 3d printed mechanical squonk box mod ever.