127Pcs Halogen-Free 2:1 Heat Shrink Tubing Wire Cable Sleeving Wrap Wire KitFeatures:Big collection of heat shrink tubing, 7 Specifications, 2 colors. Supplied internal diameter: 2.0mm, 2.5mm, 3.5mm, 5.0mm, 7.0mm, 10.0mm, 13.0mmSpecification:Color: Red,Black Specifications: 7 Quantity: 1 Pack(127pcs) Material: Polyolefin Shrinkage Ratio: 2:1 (maximum shrink to 1/2 of its supplied diameter) Minimum Shrinkage Temp: 84C Full Shrinkage Temp: 120C Operating Temperature: -55C to +125C Tensile strength: 10.4 Mpa Dielectric strength: 15 KV/mm Manufacture specification: ISO9001 Flammability: Flame Retardant Approvals: UL Approved Supplied format (round or flat): Product is supplied flat Cutting method: Scissors or sharp knifePackage includes:30pcs x 2.0 x 40mm (Black,Red each 15pcs) 20pcs x 3.5 x 40mm (Black,Red each 10pcs) 20pcs x 5.0 x 40mm (Black,Red each 10pcs) 16pcs x 7.0 x 80mm (Black,Red each 8pcs) 8pcs x 10.0 x 80mm (Black,Red each 4pcs) 8pcs x 13.0 x 85mm (Black,Red each 4pcs) 12pcs x 2.5 x 40mm (Black) 13pcs x 2.5 x 40mm (Red)