- Heat Shrink Protection: 650 pre-cut 40mm sleeves with a 2:1 shrink ratio for quick application. Effective range from -55°C to 125°C ensures tight, reliable connections around wires and cables, providing excellent insulation for your electrical projects. - Complete Size Range: Includes 8 different diameters (1mm - 10mm) neatly organized in a convenient storage box. Ideal for various wire gauges and cable bundles, ensuring you have the right fit for automotive repairs, home electronics, and industrial applications. - Waterproof Performance: Engineered for superior moisture resistance, safeguarding delicate electrical connections from water damage, dust infiltration, and environmental contaminants that could lead to shorts or system failures. - Premium PE Material: Crafted from high-quality polyethylene, this material withstands temperatures up to 125°C while offering excellent electrical insulation. It maintains flexibility without cracking or splitting, even under prolonged temperature fluctuations. Use Scenarios: 1. Automotive Repairs: Perfect for securing electrical connections in vehicles, ensuring long-lasting performance in harsh conditions. 2. Home Electronics: Ideal for protecting wiring in home appliances, enhancing safety and reliability. 3. Industrial Applications: Suitable for heavy-duty use in machinery, providing essential protection against moisture and dust. Choose our heat shrink tubing for dependable performance and peace of mind in all your electrical applications.