400Pcs Solder Seal Wire Connectors With Heat Gun, Solder Stick Wire, 26-6 Gauge EASY TO USE - No soldering or crimping required; simply use a heat gun to complete the junction, which is faster and easier than the traditional approach. PREMIUM QUALITY HEAT GUN - Electric mini heat gun with 350W motor can reach temperatures of 716F (380C) in seconds to speed up your job. It has two temperature settings and we recommend that you use the second temperature setting to heat it up. PRIME SOLDER CONNECTORS - Premium materials are designed exclusively for use in harsh environments. Protect cables from abrasion, cutting, scuffing, and low-impact situations. Additionally, enough solder melts and flows through the stripped wires to offer a long-lasting connection for your application. GREAT VARIETY SIZES - The package comprises 3:1 heat shrink wire connectors in the following 7 colors: white 100PCS, red 100PCS, green 60PCS, blue 60PCS, yellow 40PCS, Purple 20PCS and Orange 20PCS, which can meet multiple wiring needs (26 - 6AWG). COMMITMENT TO QUALITY - We stand by the quality of our products. Amliber wire soldering kit meet ROHS, ISO 9001:2009, SGS, and CE requirements. If you are dissatisfied with your purchase for any reason, please contact us. NOTICE: It needs about 30 seconds to melt the solder.