This DC Power Supply Extension Cable is specifically designed for CCTV cameras, DVRs, and PSA leads. The 10m and 20m cables are hardwired with a PVC material and feature a DC male connector for easy connection. Suitable for both indoor and outdoor use, these cables provide a reliable power source for your surveillance system. With a power output of 30W and universal smart home compatibility, this product is a practical and essential addition to your home surveillance setup.