Feature●Material: made of environment-friendly PC, pure copper nickel plated blade, slotted, more conductive, more stable, not easy to loose, stable transmission.●Applicability: UY/K1 connector, applicable wire diameter: 0.4mm-0.7mm / AWG 21-26. UY2/K2 connector, applicable wire diameter: 0.4mm-0.9mm / AWG 21-26. UR/K 3 connector, applicable wire diameter is 0.4-0.9mm / AWG 21-26.●High quality: bright, transparent, better insulation, heat resistance and impact resistance. The interior design of gel fills provides an airtight environment for conductors to prevent dampness and dustproof of telephone lines or data lines.●Easy to use: The connection can be completed by crimping, which is convenient and fast. Terminals are usually used to connect phones, network cables and low-power, small-diameter, medium-sized devices.●Package includes: 150 connectors (K1: 50pcs, K2: 50pcs, K3: 50pcs)Description Specification: UY connector: Material: plastic shell, pure copper blade, filled with gel inside Applicable wire diameter: 0.4mm-0.7mm / AWG 21- 26 Color: orange yellow, transparent UY2 connector: Material: plastic shell, pure copper nickel-plated blade, filled with gel inside Suitable wire diameter: 0.4mm-0.9mm / AWG 19-26 Color: orange, transparent UR connector: Material: plastic shell, pure copper nickel-plated blade, filled with gel inside Suitable wire diameter: 0.4mm-0.9mm / AWG 19- 26 Color: orange-red, transparent The package includes: 150 connectors (K1: 50, K2: 50, K3: 50)