Features • Durable Material Construction: Made from high-quality materials, ensuring long-lasting performance and stability for your electrical connections • Perfect Replacement Option: Ideal for replacing old or damaged connectors, providing a reliable solution for your electrical projects • Waterproof and Safe Design: Engineered to be waterproof and stable, offering peace of mind for outdoor and indoor electrical applications • User-Friendly Installation: Features a simple structure that allows for quick and easy installation and removal, saving you time and effort • Comprehensive Pack of 50: Includes 50 heat shrink connectors, ensuring you have plenty on hand for all your electrical supply needs Features: 1、Suitable for electrical insulation, wire bundling, colour coding, mechanical protection, wire/cable joints and daily repairs, etc. 2、The heat shrink tube would shrink and wrap the protected objects tightly if heated under high temperature. 3、Easy to use - select the appropriate shrink tube, put it on the wire joint and heat it with an air heater to make it shrink. 4、Assorted heat shrink tube sizes satisfy your different needs. 5、Flame retardant, waterproof, resistant. Specification: Item Type: Heat Shrink Tube Material: Polyolefin Inner Diameter: 1.5mm, 2mm, m, 4mm, 5mm, 6mm, 8mm, 10mm Shrink Ratio: 2:1 Color: Black, Yellow, Green, Red, Blue Quantity: 530pcs (1 pack) Minimum Shrinkage Temperature: ≥84°C Full Shrinkage Temperature: ≥120°C Operating Temperature: -55°C ~ +125°C Tensile Strength: 10.4MPa Dielectric Strength: 15KV/mm Manufacturing Specification: ISO9001 Certification: UL certification Package List: 80 x Heat Shrink Tube 1.5 x 45mm Yellow 80 x Heat Shrink Tube 2.0 x 45mm Blue 80 x Heat Shrink Tube 2.0 x 45mm Black 60 x Heat Shrink Tube 3.0 x 45mm Green 50 x Heat Shrink Tube 4.0 x 45mm Red 50 x Heat Shrink Tube 4.0 x 45mm Black 30 x Heat Shrink Tube 5.0 x 45mm Black 20 x Heat Shrink Tube 6.0 x 45mm Yellow 20 x Heat Shrink Tube 8.0 x 45mm Red 20 x Heat Shrink Tube 10.0 x 45mm Green 20 x Heat Shrink Tube 10.0 x 45mm Blue 20 x Heat Shrink Tube 10.0 x 45mm Black Package List 80 x Heat Shrink Tube 1.5 x 45mm Yellow 80 x Heat Shrink Tube 2.0 x 45mm Blue 80 x Heat Shrink Tube 2.0 x 45mm Black 60 x Heat Shrink Tube 3.0 x 45mm Green 50 x Heat Shrink Tube 4.0 x 45mm Red 50 x Heat Shrink Tube 4.0 x 45mm Black 30 x Heat Shrink Tube 5.0 x 45mm Black 20 x Heat Shrink Tube 6.0 x 45mm Yellow 20 x Heat Shrink Tube 8.0 x 45mm Red 20 x Heat Shrink Tube 10.0 x 45mm Green 20 x Heat Shrink Tube 10.0 x 45mm Blue 20 x Heat Shrink Tube 10.0 x 45mm Black