ITEM NAME:12.7mm 1/2" Dual-Wall 3:1 Adhesive Lined Heat Shrink Tubing 4Ft Length E4E3 12.7mm 1/2" Dual-Wall 3:1 Adhesive Lined Heat Shrink Tubing 4Ft Length E4E3 dual-wall, adhesive lined, waterproof, insulation, soft, stable performance, low temperature shrinkage, shrinking fast, etc. used for Appliance/Auto Electric Wire Cable Harness Wraping. Colour: Black Length: 4 feet long and 1.22m long Rated voltage:600V Begining shrinking temperature:80 Celsius, Completely shrinking temperature: 120 Celsius Shrinking ratio: 3:1 Heating tool: hot air gun. Material: Rubber Package content:1 x Heat Shrink Tube 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.