Part number:1 Item Weight:580 g Package Dimensions:31.1 x 30.9 x 4.3 cm; 580 Grams Material:Copper Shape:Round Batteries included?:No Batteries Required?:No It is a painted copper wire with an insulating layer on the surface. When you use it, you need to sc the insulation layer on the surface with a knife on the connection. Feature: 1. It has good electrical conductivity, thermal conductivity and corrosion resistance. 2. It has processing properties and can be welded and fibre welded. 3. It has less thermal conductivity impurities. Specifications: Product Name: 0.1mm 10m t2 copper wire Product material: T2 Working temperature: -25 ~ 85 Working humidity: 5% ~ 95% RF Technical data:4mm. Product length: 5 metres. Package includes: 1 x T2 copper wire. .... About this item It has good electrical conductivity, thermal conductivity and corrosion resistance. It has processing properties and can be welded and fibre welded. It has less thermal conductivity impurities. Meets ASTM B3 standards for annealed copper wire and conforms to RoHS regulations If you have any questions, please feel to contact us. We offer customer service until you are satisfied. It has good electrical conductivity, thermal conductivity and corrosion resistance. It has processing properties and can be welded and fibre welded. It has less thermal conductivity impurities. Meets ASTM B3 standards for annealed copper wire and conforms to RoHS regulations If you have any questions, please feel to contact us. We offer customer service until you are satisfied.