Oneda 120W 19.5V 6.15A AC Power Adapter for Lenovo IdeaPad Y400 Y430P Y470 Y460P Y510P Y560 Y570 Y580 Z370 Z470 Z570 Y650 Y710 Y730 Y730P B470 B475 B570 E47 K47 G470 G570 G475 G575 G770 Supply Cord Input Voltage: AC 100-240V, Total output power: 120W, Output Voltage: DC 19.5V, Output current: 6.15A Improve the service guarantee, Satisfaction guaranteed and backed by a one year replacement warranty. Oneda new high-quality power supply adapter, a good reputation, as has always insisted on manufacturing quality products. Reliable circuit board design: overcurrent, overvoltage, overload, temperature and short circuit protection. Core security components, multiple protection and safer. Comprehensive environmental testing: to ensure the safety of products, apart from the strict implementation of 72 hours aging test, the test must also deal with a variety of physical and destruction, 100% quality assurance testing.