Oneda 90W 19.5V 4.62A AC/DC Power Adapter Laptop Charger for Dell Vostro 1000 1150 1220 1310 1320 1400 1500 1510 1520 1710 1720 2420 2421 2520 2521 3450 3460 3550 3560 Laptop Charger Supply Cord Input Voltage: AC 100-240V, Total output power: 90W, Output Voltage: DC 19.5V, Output current: 4.62A(19.5V 3.34A 65W compatible) 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.