Package Contents: 40 waterproof wire connectors in 2 sizes (20 medium, 20 small), compatible with 12AWG, 14AWG, 16AWG, 18AWG, 20AWG, and 22AWG wires. Plenty for all your needs! Premium Material: Made from durable, flexible, and long-lasting premium PVC. Operates in temperatures from -40°C to +400°C and withstands up to 600V. Protects your wiring and reduces fire risk. Waterproof Design: IP65 waterproof rating protects against rain, moisture, and corrosion. No worries about condensation, water, or dust. Easy to Use: No twisting required! Simply insert the wire and twist the connector. The silicone sealant will flow over for a tight seal. Wide Application: Ideal for damp locations, outdoor lighting, irrigation systems, construction, automotive applications, and other outdoor wiring projects. Specifications: Color: Black & Blue Material: PVC For outdoor/irrigation, outdoor/electrical wire splicing For connections exposed to condensation, water, vapor, or dust Waterproof and corrosion-resistant, easy installation Package Contents: 40 x Wire Connectors Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real thing. The allowable measurement error is +/- 1-3cm.