[QUICK AND CONVENIENT]Just use the hot to quickly connect, and the wires can be firmly fixed after heating. The burr and finish of the outer insulating material shall comply with standards. Different sizes use different colors for easy identification. NOTE: Please use a heat for this, it will make your crimp better.[Unique Double Wall Design]The waterproof is made of high polyolefin material and internal hot adhesive. When heated, the adhesive penetrates the insulation and grips the wire tightly, providing double protection for the wire. The protection level reaches IP6/7, the service life is long, and the insulation is safe.[Wide Application]Complies with all electrical standards, perfect for and automotive applications, whether you are working on a boat, vehicle, home or scientific project, solder-sealed wire connectors will a strong waterproof seal to everything is right Paste and combine. We offer different sizes to make maintenance more flexible and efficient.[Package Contents]The kit includes 360 solder-sealed wire connectors (100 red, 100 blue, 60 green, 60 white, 40 yellow). A wide to cover all wiring needs.Colour:multicolorMaterial:plasticPackage Contents:360 x solder-sealed wire connectors (100 red, 100 blue, 60 green, 60 white, 40 yellow)Only the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.