High-quality material: The set is filled with gel, which is flame-retardant, waterproof, and moisture-proof, which can form an airtight environment with higher safety and a firm connection. We've put more gel in the to further improve weather resistance. Practical : The cover is very strong, not easy to break, and has better insulation. With cable connectors, the cable ends of the boundary lines can be easily connected. It is an perfect spare parts accessory for mowing robots. EASY AND SAFE: No solderless and stripping required. Just plug in the wires and press down on the connector with pliers. The has 3 holes and supports 2 or 3 wire connections. Insert of the cable as far as it will go, then use the pliers to press down on the blue part to secure and connect the wire. Compatible with all mowing robots: The has excellent compatibility for 0.65mm to 1.63mm (22-14 AWG) wire diameter. Cable connectors fit all models of standard lawn robots, e.g. , , etc. Wide range of applications: not only suitable for lawn mower robots, but also as a clamp for outdoor cables and wires. Widely used in lighting, power supply and automobile wiring, household appliances and mechanical wire connections, etc. Colour:Blue Material:PP+PC+ Package Contents: 30 * Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.