【Superior Conductivity of 20AWG】: This DC extension cord is made of thicker 20AWG premium wire to ensure greater conductivity and robust performance, and its universal 2.1mm x 5.5mm male and female connectors can be used for a variety of DC 5-48V power adapters. Note: Please ensure that the load current does not exceed 5A for optimal safety and performance. 【Universal Compatibility】: Equipped with standard size 2.1mm x 5.5mm male and female connectors, support female-to-male or male-to-female, this DC power extension cable is versatile enough to support a wide range of DC 5-48V power adapters to meet various power requirements. 【Enhanced Surveillance Setup】: Perfectly designed to extend adapter cables for various brands of IP security cameras, CCTV security cameras, and stand-alone DVRs and more devices, ensuring that your security system is not compromised. 【Exact Match】: The cable is specifically designed to seamlessly connect to power adapters with 2.1mm x 5.5mm plugs, ensuring reliable performance and compatibility. 【Quality Guaranteed】: Our extension cables are guaranteed not only for compatibility, but also for quality and durability, which are essential for uninterrupted surveillance and security operations.