Usage Tips:100pcs medium size (14mm x 24mm) waterproof , compatible with FOR 8AWG, 10AWG, 12AWG, 14AWG, 16AWG, 18AWG, 20AWG, 22AWG, meet your various needs. Electrical waterproof connectors are made of PVC material, which is not only strong, durable and flexible, but also can work in the temperature range of -40F to 400F. Plus, these blue outdoor wire nuts can withstand a maximum voltage of up to 600V, reducing the risk of fire and protecting your wire usage. The wire waterproof end cap adopts IP65 waterproof design and is pre-filled with an appropriate amount of silicone sealant, which is weatherproof, moisture-proof, corrosion-proof, and can be exposed to condensation, water, or dust. Great for wet areas. Easy to install, no pre-twist required, just put the wire end into the waterproof cap and twist the cap. The silicone sealant will overflow to seal the wire connection and prevent water leakage when the wire end encounters water and oxidizes. This connector waterproof medium is suitable for outdoor or wire splices. Widely used in outdoor landscape lighting, building and construction applications, automotive applications, irrigation applications, wet locations and other exterior wiring systems. size: 14 x 24mm Material: pvc colour: blue Package Contents: 100 x Wires connectors 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.