MULTIPURPOSE: The signal transmission connectors are applicable perfectly to 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 others. PREMIUM QUALITY: The 2-wire jelly pads are made of premium plastic, including a sealing gel inside the case that 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. PERFECT SIZE: Connection terminals with clamp contacts are applicable to conductors with an internal diameter of 0.4mm to 0.7mm and a maximum external diameter (including the insulating layer) of 1.52mm. ANTI HUMIDITY: The waterproof wire fittings are filled with gel, which allows them to work perfectly against humidity and corrosion. QUICK ASSEMBLY: Electrical conduit fittings are quick and easy to assemble with less risk of moisture by simply inserting the splice wires into each hole and then pushing the yellow button into the clear plastic housing. Product UY Splice Connectors Button Cable Transparent Orange Hermetic Feature: -Made of premium plastic, including waterproof gel interior of the box which promises an airtight environment for the conductors. -Applicable For 2 cables with an internal diameter of 0.4mm to 0.7mm. -Easy assembly and fast. Specification: Color: Transparent and Yellow Size: -From 0.4mm to 0.7mm(Internal diameter) -1.52mm(Maximum external diameter including insulating layer) Package Contents: -200*Cable Connectors