Features: Brand new and high quality 360 circulars heating, heating rings is built in the ceramic heating rings, and the ceramic rings is heated evenly and quickly. Ceramic heating rings has the characteristics of rapid temperature rise. In the actual test, time to reach 280℃ is about 50s. Equipped with a special silicone sleeve, the silicone sleeve has good thermal insulation characteristics, which can effectively keep the temperature of the heating block stable, and can effectively keep the temperature of the heating block from being affected by the surrounding flows wind, which is helpful to improve the printing quality. Crafted from high quality materials, this durable heater block ensures consistent heat distribution for superior print quality. From intricate designs to large scale projects, this accessory ensures efficient and reliable printing performances. Specifications: Material:Metal+Plastic Type:V6+1m Extension Cable/V6+2m Extension Cable/Volcano+1m Extension Cable/Volcano+2m Extension Cable Package Includes: 1x Heating Block note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.