The Lenovo GX20L29354 is a compact, original 65W AC wall adapter, providing a stable and reliable power supply for a range of Lenovo laptops, including specific IdeaPad and Yoga models. It features a round charging tip with a 4.0 mm outer and 1.7 mm inner diameter and a 90° angled connector for convenient use. Operating with an input of 100240V, it delivers 20V and 3.25A to charge a compatible laptop's battery quickly and efficiently. Measuring 75 x 29 x 75 mm and weighing just 0.26 kg, its lightweight and energy-efficient design makes it an ideal accessory for office, home, or travel Connector type : Round "barrel" plug, often referred to as a "Mini Round Tip". Connector size : 4.0 mm outer diameter and 1.7 mm inner diameter. Connector shape : 90° angled for a secure and firm connection. Features Reliable charging : Provides a stable and reliable power source for compatible devices. Energy efficient : Compact and energy-efficient design. Portable : Its lightweight design makes it suitable for travel. Overload protection : Built with protection against short circuits, overheating, and overvoltage.  Compatible Models The adapter works with many Lenovo IdeaPad models, including the 3, 5, 110, 310, 320, 520, and 710 series. It is also compatible with certain Lenovo Yoga, Flex, and V series laptops.