400pcs Solder connectors with Heat Shrink Waterproof Electrical Docking Joints for Sealing Wire Connections. DIY Electrical Connection Wiring and solderless Terminal Wire Connection

Effortless and Fast Operation: Skip soldering and crimping; use a heat gun for a quick and easy junction, significantly faster than traditional methods | Compact and Flexible Usage: Ideal for confined spaces, these connectors can be bent after connection. No need for crimping or soldering in tight areas; control the temperature with a heat gun | Enhanced Waterproofing: Featuring a double wall design and hot melt adhesive rings, these connectors prevent wires from slipping and offer superior moisture resistance | High-Temperature Resistance: Exclusive materials in the connectors prevent shrink tubing from melting before the solder ring, ensuring durability under high temperatures | Automotive Standard Compliance: Solder seal connectors meet the IATF16949:2016 standard, making them a reliable choice for car repairs and modifications