Chanzon 3:1 Ratio 3/16" (4.8mm) Heat Shrink Tubing - Marine Grade Waterproof Adhesive Lined - 8Ft Roll (2.5M Total Length) Black Polyolefin Sleeving Wrap Shrinking 3 to 1 Ratio 1pcs 4.8mm (3/16") - 8FT auspowers_batchfour Cable Length: 40cm / 15

Cable Length: 40cm / 15

Maximize cold holding time up to 2 hours by freezing cooling tube in freezer more than 20 minutes

UPGRADE-Before now-It was very difficulty of use

Simple connection -- the voltage ampere monitor gauge is powered by the circuit being measured

Deburring Tool Set 11 Pieces of High Speed Steel Rotary Burr Removal Blades

Chanzon 3:1 Ratio 3/16" (4.8mm) Heat Shrink Tubing - Marine Grade Waterproof Adhesive Lined - 8Ft Roll (2.5M Total Length) Black Polyolefin Sleeving Wrap Shrinking 3 to 1 Ratio 1pcs 4.8mm (3/16") - 8FT auspowers_batchfour Cable Length: 40cm / 15Chanzon 3: 1 Ratio 3 16" (4. 8mm) Heat Shrink Tubing Marine Grade Waterproof Adhesive Lined 8Ft Roll (2. 5M Total Length) Black Polyolefin Sleeving Wrap Shrinking 3 to 1 Ratio 1pcs Product Features 3 1 Ratio shrink to 1 3 of its original diameter, double wall lined with glue inside for a marine grade waterproof seal, with anti stick tape no tacky interior, diameter 3 16 (0. 2inch) (4. 8 mm or 5mm ), 8 feet long, please see diameter chart(picture 3).