Goomart Printing Drawing 3D Pen with LED Screen Support ABS/PLA 5D Printing Uses 6 gear speed motors to control printing speed, and the temperature is adjustable Weights just 1.76oz/50g and the botton is plated chrome which makes the pen a nice touch feeling Monitor the temperature and speed timely and easily More choice and switch Can Stand by more than 100 hours and support ABS and PLA material