Package Includes: 100 pcs UY2 connectors.It is suitable for low-current and low-voltage conductors such as telephone lines, speaker lines, electric wires, network cables, data signal cables, and data lines.Not suitable for high-voltage and high-current conductors. Specification:The UY2 type button type connector is a 2-pole single moisture-proof type for 2-wire direct connection. The applicable wire diameter is 0.4-0.9mm/AWG 19-26 and maximum insulation outer diameter 2.08mm. It solves the problem of complicated wiring work for screw crimp terminals. Belongs to the butt splice of UY2 type wire connector which changed the twist and solder connection method of the complicated conventional cable wire. Ideal for sub-wiring, wire connection between small and medium-sized power lines, quick and convenient. Gel-filled internal design guarantees the airtight environment of the conductor. UY2 connectors can only be connected to cables of the same polarity, for example: 2 positive cables/2 negative cables/2 ground cables. Quantity: 100Pcs Applicable wire diameter: 0.4-0.9mm/AWG 19-26 Maximum insulation outer diameter: 2.08mm Color: orange, clear Material: plastic shell, flame retardant material, internal gel filling.