Excelity DC 5V 650mA 2A 3A(Max) Wall Charger Power Supply Switching Adapter 5.5 x 2.5mm / 5.5 x 2.1mm US Adapter,Input Voltage : AC 100-240V,50-60Hz (Worldwide AC Input) Output : 5V 3A/3000mA Max (Also Compatible with 1500mA 1000mA or lower device) The size of the plug is ID: 2.5 mm and OD: 5.5 mm, Wire Length:Approx. 3.6Ft I/C Chip Technology To Protect Your Device: Over Voltage Protection, Over Heat Protection,Over Current Protecion Suitable for Led Strip, String Lights, Wireless Router, LCD, Hub, Switches, CCTV Cameras, Android TV Box etc. with 2.1mm x 5.5mm DC Connector