Oneda 90W 19V 4.74A AC / DC Power Adapter Laptop Charger for Samsung Series 3 NP300V5A NP305V5A-A0CUS NP350E5C NP350E7C-A01US NP350V5C-T01US NP355E5C-A01US NP355V5C NP365E5C-S03US NP365E5C-S05US Input Voltage: AC 100-240V, Total output power: 90W, Output Voltage: DC 19V, Output current: 4.74A (60W 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.