Waterproof ring made of silicone material with 30 degrees hardness, waterproof rating IPX5, waterproof ring can be removed. Lead specification: 1007 24AWG, red indicates positive, black indicates negative. Product features a rubber insulation layer. Contact impedance less than 30 milliohms, insulation impedance greater than 1M ohms. Insertion force: 5-20N, extraction force: 5-20N, contact performance guaranteed for 10,000 cycles. Interface: TYPE-C. Color: Random color (specific color not guaranteed). Material: Plastic + Silicone. Package Contents: 20 x Connector. Only the items listed are included; other products are not included. Note: Due to lighting effects and monitor settings, the color of the item in the photo may slightly differ from the actual item. Measurement error allowance is +/- 1-3 cm.