1.【High-speed 3D printing and large build volume】The printing speed of THUNDER can reach up to 300mm/s with acceleration of 5000mm/s2 for X-axis and 4000mm/s2 for Y-axis With the same model and the same printing quality,it can save 30% to 70% of printing time depending on the complexity of the model.The printing volume of THUNDER 3D printer can reach up to 250mm * 250mm * 260mm,which gives more space to your creativity. 2.【Closed loop control of X/Y axis】The X axis and Y axis of Geeetech Thunder are equipped with closed loop drive.Compared with open loop drive,when using the same stepper motor,the closed loop drive can produce higher torque,faster response and the printed model is not easy to dislocate. 3.【High efficiency extrusion system】To cope with high speed printing,Geeetech improves various aspects of THUNDER extrusion system.Equipped with double gear drive extruder,it is durable and not easily aging.With 70W power,high power heating module can avoid clogging.We switch to larger volume nozzle,which enables smooth discharge of consumables. 4.【New generation hot bed】Thunder 3D printer adopts fixed hot bed,The hot bed build plate uses PC film + spring steel sheet + rubber magnetic plate design,which provides stronger adhesion to the model and easier model removal.THUNDER hot bed supports automatic and manual leveling modes,which are easier for beginners,hobbyists and experts to use. 5.【Powerful performance】Filament cutting detection,breaking resume capability,X/Y axis belt quick adjustment kit,password protection,USB-A/TF card slot,LED nozzle lighting,powerful performance which makes THUNDER more user-friendly and useful. In Addition: 3d printers belong to the category of tariffs imposed by customs. Recipient needs to pay customs duties. lease notice your country's customs policy. Delivery Details: 1. This 3D Printer will be sent by express, ★If you choose an overseas warehouse,it will takes 5-7 business days to deliver. ★If you choose a Chinese warehouse, depending on the region, it will take about 15-20 days or more. ★If your address are a remote areas, you need to pay extra fees. 2. Please confirm you are putting a correct and complete shipping address here.You are resposible for extra charge if your package been returned because of wrong address. Please note:Russian Logistics about 3d printer is very strict,we need have a talk withe your order If you choose it from china warehouse. 3D printer Support: ★ Please check the product immediately after receiving the goods, make sure that the receipt is complete, please contact us if you have any questions. ★ Our warranty period is 1 year ★ If any parts broke down under correct operation during or during shipping,we will replace them for you. ★We do not recommend that customers brush their own firmware, by themself . so we are not responsible for the problems caused by this. We have the specialtechnical support team to help you to solve the problem. Any problem about the 3D printer machine,please contact us. we'll work with you to get your printer back on track again. Company Information: Geeetech Technology Co., Ltd. is a high-tech enterprise specialized in developing and distributing 3d printer and related products.We have strong capability to provide reliable & durable 3D printer products.