Description:The terminals are widely used to connect telephone, network cables and medium-sized low-power, small-diameter devices.UY type button terminal is a single moisture-proof type used for two-wire connection. It is mainly used for telephone line and network line connection. Applicable line diameter: 0.4-0.65 mm. The maximum insulation outer diameter is 1.52 mm.The appearance is bright and transparent, and it is insulated, moisture-proof, acid-proof, alkali-proof, heat-resistant, safe, impact-resistant, and has a high crimping success rate.Specification:Type: K1/UYSuitable Wire Conductor Diameter: 0.4mm-0.7mmApplicable Wire Gauge: 21AWG-26AWGSize: 12x8.5x8mm/0.47x0.33x0.31-inch (L*W*H)Hole Diameter: 2mmMaterial: Plastic Casing, Gel-Filled InsideColor: YellowPackage Content:30 x Wire Connectors Assortment Kit.