Features: 12V 3A 15W switching power adapter delivers stable power for multiple devices, featuring 8 interchangeable connectors and safety protections (over voltages/ overheating). Adjustable DC3 -12V output intelligently for equipment requirements, constructed with ABS housing cable for low resistance and enhances durability. Ideal for security systems installers, and home users powering routers, LED strips, CCTV cameras, or charging tablets/phones with precise voltages control. Perfect for home automation setups, office electronics, security systems, or portable gadget charging during travel. 15W power supply with AC100-240V global voltages compatibility ensures reliabled performances for electronics projects, and backups. Specifications: Power：15W Switching Power Supply Support: 3-12V Adjustable Power Supply Input: 100-240V, 50/60HZ Output: 3V/4.5V/5V/6V/7.5V/9V/12V Machine Connection: 5.5x2.1mm Cable Length：about 150cm/59.05in Component：ABS housing With 8 Aadapters (5.5x2.5, 5.5x2.1, 4.0x1.7, 3.5x1.35, 3.0x1.1 2.5x0.7 Microed USB LED Port Special）(Staight Head） Package Includes: 1Set 15W Switching Power Supply note: There might be a bit color distortions due to different computer resolution There might be size errors due to different computer resolution