This listing is for a set assortment of 530pcs Heat Shrink Tubing.Can be used to wrap wire harness fast and safely.Shrinks to half its diameter. This product has a 2:1 shrink ratio.Excellent insulation, wear and corrosion resistant performance. Protects and insulates.Suitable for electrical insulation, wire bundling, colour coding, mechanical protection, wire/cable joints and daily repairs etc.Specifications:Shrinkage Ratio: 2:1 (will maximum shrink to 1 / 2 of its supplied diameter )Internal Diameter: 1mm,2mm,3mm,4mm,6mm,8mm,10mm,14mmMinimum Shrinkage Temp: more than 84 CelsiusFull Shrinkage Temp: more than 120 Celsius maximumOperating Temperature: -55 Celsius to + 125 CelsiusTensile strength: 10.4MpaDielectric strength: 15kV / mmFlammability: Flame Retardant.Colour: picture colorsMaterial: PCPackage Contents:80 x 1.5 x 45mm Yellow Heat Shrink Wire Tubing Kit80 x 2.0 x 45mm Blue Heat Shrink Wire Tubing Kit80 x 2.0 x 45mm Black Heat Shrink Wire Tubing Kit60 x 3.0 x 45mm Green Heat Shrink Wire Tubing Kit50 x 4.0 x 45mm Red Heat Shrink Wire Tubing Kit50 x 4.0 x 45mm Black Heat Shrink Wire Tubing Kit30 x 5.0 x 45mm Black Heat Shrink Wire Tubing Kit20 x 6.0 x 45mm Yellow Heat Shrink Wire Tubing Kit20 x 8.0 x 45mm Red Heat Shrink Wire Tubing Kit20 x 10.0 x 45mm Green Heat Shrink Wire Tubing Kit20 x 10.0 x 45mm Blue Heat Shrink Wire Tubing Kit20 x 10.0 x 45mm Black Heat Shrink Wire Tubing KitOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.