[AC to DC 12V 2A ]--AC Input: 100-240V 50/60Hz; DC Output:12V 2A 24W. DC Plug Size: 5.5mm*2.1mm. DC Polarity: Inner Positive (+), Outer Negative (-). Cord Length: 6 Feet/1.8M. US Plug. Package comes with 4-way DC power splitter cable which enables you to easily power up to 4 devices. Widely used for for Home, Office, Travel, etc. [Wide Application]--Ideal for powering most DC12Volt devices which current is not higher than 2A/2000mA, such as LED Strip Lights, Keyboard, BT Speaker, Router, Monitor, Webcam, DVR, NVR, CCTV Camera and more 12V electronics. This universal DC 12V 2A power adapter is also an ideal replacement for your broken or missing adapter. [1 Female to 4 Male DC Power Splitter]--1 to 4 Power Splitter cable enables you to easily power up to 4 security cameras or other devices with 1 power adapter. There's no need to use more adapters for your multiple devices. It helps save your money and space, avoiding cord cluttering and keeping your room tidy. It is perfect