Features:

• Long Lasting Construction: For connections with many times plugging and unplugging. Good quality metal red copper joints are impact resistant and will not bend and loosen over time. Work on cars,boats,motorcycles, RC cars or anything that requires an excellent waterproof connection.
• 3:1 Heat Shrink Tubing: The heat shrink spade connectors is made of premium polyethylene heat shrink tube which will not break easily during the crimping. Corrosion resistant, especially if used in an enclosed area that is subject to heat; they wont soften and come apart.
• Years of Reliable Service: The excellent heat shrink tube determines another function of it. After the heating is complete,a large amount of hot melt glue penetrates and wraps the wires to achieve an indestructible waterproof connection.
• Safe to use: The heat shrink wire connectors comply with all electrical standards. And the Insulating Sleeve made of PVC Insulation material. Flame retardant design ensures safety.