Effortless Operation: This solder connectors kit revolutionizes the process of wiring by eliminating the need for soldering & crimping. Simply use your heat gun for a fast & effortless electrical junction - a major time-saver when compared to traditional methods of connecting wires. Compact & Versatile Design: These connectors are designed to be flexible, allowing them to be bent after connection, offering perfect adaptability to confined spaces where crimping or soldering is difficult. It gives you full control over the temperature with the use of a heat gun, ensuring a neat and safe wiring process even in the tightest areas. Superior Waterproofing & Moisture Resistance: Featuring a double-wall design and hot melt adhesive rings, our connectors not only ensure a secure connection by preventing wires from slipping but also offer superior resistance against moisture and damp conditions, ensuring your electrical connections remain solid and safe over time. Exceptional High-Temperature Resistance: Made from exclusive high-grade materials that resist melting under high temperatures, these connectors provide a secure and stable connection. The specially designed construction ensures the solder ring doesn't melt before the shrink tubing, offering remarkable durability even under demanding conditions. Trust our connectors to provide a robust and durable solution for any of your automotive electrical wiring needs. Material: pvc Color: as shown The box terminal position is not fixed Package Contents: 400pcs Solder connectors Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.