AC Adapter for IBM 	 IdeaPad U110 	IdeaPad U300 	IdeaPad U300e IdeaPad U300s 	IdeaPad U310 	IdeaPad U350 IdeaPad U350 20028 	IdeaPad U350 2963 	IdeaPad U350W IdeaPad U400 	IdeaPad U410 	IdeaPad U450P IdeaPad U450P 20031 	IdeaPad U550 Voltage: 100V-240V (Input), 19V (Output), 4.74A(Output Current) ///Power: 90W /// Color: Black Input Frequency: 50 ~ 60Hz ///Operation Temperature: 0C ~ +40C ///Storage Temperature: -40C ~ +85C ///Relative Humidity: 5% ~ 95%RH (non-condensing) Packaging: Adapter and Head C4