Features • Ample Supply for Projects: The kit includes 100 pieces of heat shrink butt connectors, providing sufficient quantity for various electrical projects and repairs • Superior Conductivity: Crafted from tin-plated copper, these connectors ensure strong conductivity while minimizing heat generation for safer connections • Reliable Waterproof Design: Featuring an outer polyolefin tube and inner hot melt glue, these connectors offer enhanced insulation and prevent wires from slipping out for secure connections • Convenient Storage Solution: Organized in a sturdy storage box with color-coded tubes, this kit simplifies the identification and accessibility of connectors for different applications • Versatile for All Applications: With a 2:1 shrinkage ratio, these connectors are ideal for automotive, marine, and outdoor projects, ensuring reliable performance in diverse environments Features: 1、WATERPROOF AND INSULATION: The outer polyolefin tube provides insulation and improves the pull out strength, and the inner hot melt glue and solder ensure that the wires are tightly connected and prevent the wires from slipping out of the terminal 2、EASY STORAGE AND CARRYING: The connector is housed in a storage box for easy storage and carrying. Color coded tubes make it easy to identify the appropriate connector size for each application 3、WIDE RANGE OF APPLICATIONS: The shrinkage ratio is 2: 1, which is very suitable for automobiles, ships, ships and other outdoor applications 4、4 COLORS TO USE: There are 4 colors of heat shrink butt connectors with different quantities for you to use, very convenient 5、TRANSPARENT SHELL: Come with transparent shell, you can see the inside, which is convenient for wire connection Specification: Item Type: Heat Shrink Butt Connectors Model: 100Pcs Product Parameter Specification: 10 x Yellow Connector 30 x Blue Connector 35 x Red Connector 25 x White Connector Package List: 100 x Heat Shrink Butt Connectors Note: Please match the appropriate size before use. Package List 100 x Heat Shrink Butt Connectors