This is a set of solder seal wire connectors, made of materials, with long-term durability, and can serve you well. The solder seal wire connector is solderless and , which much of your time when you are using it for your project. Besides, you can also use them in hard to reach or limited space environments easily. Features - Color: Assorted. - Material: Polyolefin, tin. - Size: About 4.00X0.70X0.70cm/1.57X0.28X0.28inch. - Working temperature: -55 degree centigrade~125 degree centigrade. - Full shrinkage temperature: 130 degree centigrade. - Solder melting temperature: 125 degree centigrade. - Full melting temperature of solder: 150 degree centigrade. - Shrinkage ratio: 2:1. - materials and good craftsmanship ensure its durability and practicality. - This connector kit is suitable for automobiles, boat and other outdoor applications. - Easy to use, simply strip your wires, insert into the and apply heat. - This connector kit includes 350 solder seal wire connectors, enough for you to use. - Our connector is packed in a storage box for easy storage and carrying. Package list: 350 x Solder Seal Wire Connectors