haisstronica 220pcs 3:1 Heat Shrink Tubing+330PCS Heat Shrink Butt Connectors Marine Grade Waterproof Electrical Crimp Wire Connectors Kit

haisstronica 220pcs 3:1 Heat Shrink Tubing, Adhesive Lined Marine Grade Heat Shrink Tube - 1.75"length 6Size Perfect for Home,Automotive,and Industrial, 1/8"-3/4" (Black/Red)，330PCS haisstronica Heat Shrink Butt Connectors-Marine Grade Waterproof Electrical Crimp Wire Connectors Kit-Tinned Red Copper Insulated, for Boat,Truck,Stereo,Joint(4Colors/4Sizes)

• Heat Shrink Tubing Kit: Includes 6 sizes from 1/8 to 3/4 inch, allowing you to cover a wide range of wire diameters. It is easy to use - simply slide the tubing over the wire and apply heat for a secure and professional looking connection.
• 3:1 SHRINK RATIO: Effectively reducing diameter while providing superior insulation, shrink tubing provides a tight and secure seal for all your wire and cable connections.
• GOOD SEAL: The supplied adhesive coating provides a strong and durable seal that protects your wires from moisture, dirt and other external elements. Say goodbye to loose connections and potential short circuits!
• COMPLIANT WITH ALL RELEVANT STANDARDS:With Haisstronica 330PCS( A.W.G.:22-16 150PCS,16-14 100PCS,12-10 32PCS,26-24 48PCS) heat shrink waterproof wire connectors are compliant with ROHS, ISO 9001:2008, SGS, and CE standards.
• COMPLIANT WITH ALL RELEVANT STANDARDS:With Haisstronica 330PCS( A.W.G.:22-16 150PCS,16-14 100PCS,12-10 32PCS,26-24 48PCS) heat shrink waterproof wire connectors are compliant with ROHS, ISO 9001:2008, SGS, and CE standards.