Overview Barrel Plug for both 2.1mm * 5.5mm and 2.5mm * 5.5mm Center Positive / Pack of 2 / AC 100V-240V 50/60Hz Input / 12Vdc 0-1500mA 18Watt Output / 6 Ft (1.8m) Power Cable Money-saving & Safest Level VI Energy Efficiency (Save 15%-20% Electricity Charge than Level V). UL cUL FCC PSE TUV RoHS Safety Certificates Approved: 2 Years Free Replacement Warranty / Efficient Anti-interference Magnetic Ring to avoid EMI (Electromagnetic Interference) / Short Circuit & Over Voltage & Current Protection / 22Awg Power Wire / Exceed 10 years Lifespan / Low Fever / No Noise / High Quality Shockproof Retail Packing Box Compatibility This PSU will adjust the output current (1.5 A Max) accordingly to different devices, so it is a prefect replacement for all 12Volt 0-2Amp power supplies. (See Image-5 to Avoid Wrong Purchase ) Application (Should be 12 V & not exceed 24 W): Dome Bullet CCTV Security Cameras / DVR NVR Surveillance System / Computer PC Case Fan / Night Vision IR Camera