Heat Shrink Tube KitFeatures:1. Strong shrinkage, can be better to protect wires.2. Easy to use, don't need any complex instrument.Material: Polyolefin ShrinkageRatio: 2:1 (will maximum shrink to 1/2 its supplied diameter) Minimum ShrinkageTemp: ≥84°CFull Shrinkage Temp: ≥120°COperating Temperature: -55°C to +125°CTensile strength: 10.4 MpaDielectric strength: 15 KV/mmManufacture specification: ISO9001Flammability: Flame RetardantApprovals: UL ApprovedCutting method: Scissors or sharp knife