This Item is exactly as you see in the Photos Below. 21V 1A DC OUTPUT WITH 5.5MM X 2.1MM / 2.5MM CONNECTOR (Perfect for both 2.1mm and 2.5mm Sockets) CONSTANT CURRENT (for charging batteries).
This product would be ideal for individuals or businesses looking for a reliable replacement charger for their 21V 1A Li-ion model ZFY-2110A adaptor, specifically designed for use in the UK.