Premium Quality: The 2-wire jelly pads are made of premium plastic, including a sealing gel inside the case which promises an airtight environment for drivers. The branch connectors can be crimped to avoid twisting and stripping the wires, it is a good product at a low price and much better than rusting dominoes, they can also assemble cables that are difficult to solder. Gel-Filled and Waterproof Design: Grease-filled moisture-proof inside, keep good waterproof, safe and reliable. Gel-filled inside design promises airtight environment for riders. Good quality and the exquisite design provide the corrosion resistant function to protect the connection against air and moisture. Applicable Size: The connection terminals with clamp contacts are applicable to conductors with a internal diameter of 0.4mm to 0.7mm and a maximum external diameter (including the insulating layer) of 1.52mm. Easy and Quick Assembly: The electrical conduit fittings are easy and quick to assemble at the less risk to moisture by simply inserting the splicing wires into each hole and then pushing the yellow button into the transparent plastic case. Various Occasion: The signal transmission connectors are applicable perfectly for telephone cables, alarm cables , 12v cables, speaker cables and other similar cables. The connectors can also be in versatile use for Garden, Invisible Dog Fence, Underground laying and many more. Feature: - Made of premium quality plastic, including a sealing gel inside the case that promises an airtight environment for drivers . - Applicable For 2 cables with an internal diameter of 0.4mm to 0.7mm. - Easy assembly and fast. - Applicability: For connecting cables of used to connect two telephone wires, data signal cables, and other conductors. Specifications: Product Name:UY Connector Model:K1 Type:2 Port, Single Blade Color: Orange, Clear Suitable Wire Conductor Diameter :0.4mm-0.7mm Material: Plastic sheath, Colloid filled with waterproof used to connect two telephone wires, data signal cables, and other conductors. Package contents: 300pcs x UY Butt Splice Connector Note: No do not hesitate to contact us. We wish you a good shopping experience.