About this item Input: AC 100~240V, 50/60Hz; Output: DC 9V 12V 15V 17V 19V 20V 24V adjustable, max 2A 48W. Can provide any current less than 2A, such as 500mA 800mA 1A 1.2A 1.5A 1.8A 2A, with 5.5mm x 2.5mm DC plug. The adjustable voltage can better match device parameters and supply more accurate and flexible changes. It comes with an original 5.5x2.5mm tip (inside '+', outside '-') and 14 frequently used tips: 6.5x4.4mm+Pin, 5.5x2.1mm, 5.5x3.0mm+Pin, 5.0x2.5mm, 6.3x3.0mm, 5.5x1.7mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm, Micro-USB, Type-C, and DC terminal connector. A reverse polarity converter is included to expand its application scope. The 48W all-in-one multipurpose AC/DC adapter is suitable for many 9~24V electronics under 48W such as wireless routers, LED light strips, TV boxes, photo frames, Bluetooth players, wireless headphones, speakers, USB hubs, Wi-Fi cameras, Bluetooth charging boxes, printers, and security monitoring systems. This product is an AC to DC