Cable Connector Set: 25 professional lawn mower wire connectors for extending robotic lawn mower boundary lines. For use with most brands of lawn mowers on the market. Waterproof Cable Connector: The 314 waterproof cable connector is made of high-quality ABS electrolytic copper, safe and reliable, the shell is very strong, not easy to break, and has more insulation. Easy to Use: Simply insert the two ends of the wire as far as possible, then pinch them together with pliers. After installation, tighten the wire until it clicks, and then cut the wire. Universal Connector: The boundary line connector of the cable connector for lawn mowers can be used universally for lawn mowers of all manufacturers and is an ideal replacement part for robotic lawn mowers. Multipurpose: The lawn mower cable connector is not only suitable for robotic lawn mowers, but also for electric motors, electrical controls, power supplies, household appliances, lighting, and to mechanical cable connectors.