Stainless steel door cable protection, Stainless steel power transfer control conduit, Access to exposed door loop mounting

High-quality material: The door ring is made of high-quality stainless steel, sturdy, durable, rust- and corrosion-resistant, and can be used for a long time. Easy to install: The exposed cable transition sleeve is equipped with screws that can be easily mounted on doors without special installation tools. Protects wires: By installing exposed cable sleeves, wires or cables can be effectively protected from harmful damage or damage caused by adverse weather conditions. Flexible open cable transition sleeve: The exposed cable junction sleeve has flexibility, so wires can easily pass through without damage. Wide application: The exposed cable transition sleeve can be used for network door locks, video lines, network lines, video lines, alarm systems, video doorbells, etc.