Using a heat-shrink tool, a strain-relieving and watertight solder connection can be achieved in a single step without crimping.- Made of E-Cu, polyolefin insulation - Electro-tinned surface - Inner coating consists of hot-melt adhesive - Integrated solder ring with flux - Color: blue - Cross-section: 1.5 - 2.5 mm² - L1/L2/D1: 37/15/2.3 mm