1. High and low temperature resistance 2. High toughness and pull resistance 3. Made of silicone material, no damage to the machine, safety protection 4. Protect the device interface, plug and play, dust-proof, moisture-proof and anti-oxidation to prolong the service life of the device 5. The heat-resistant and pressure-resistant precision mold made of environmentally friendly material is firm and does not fall off, and the seams are dust-proof and moisture-proof Wide range of adaptation, simple and convenient to use various devices with RJ45 network port Type: rubber stopper Model: RJ45 Product Grade: Qualified Shape: Alien Material: Silicone Colour:black Material:resin Package Contents: 20 x dust plug Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.