Premium DC3.5*1.35mm solderless terminal adapter with screw lock mechanism for ultra-secure power connections. High-conductivity copper alloy contacts ensure minimal voltage drop and maximum power transfer efficiency. Precision-machined brass connectors with nickel plating resist corrosion and oxidation for long-term reliability. Universal male/female design simplifies CCTV camera, LED lighting, and low-voltage device installations. Strain-relief PVC jacket prevents wire fraying in high-vibration environments. Tool-free installation saves time for both professional electricians and DIY enthusiasts. Compact 12mm housing fits tight spaces in security systems and automotive applications. RoHS-compliant materials meet international safety standards for commercial and residential use.