Lenovo IdeaPad Black 40 Watt AC Adapter 41R4442 41R4443 Cord is includedAC Input : 100~240, works anywhere in the world# Input Voltage: 100V-240V 50/60hz# Output Voltage: 20V# Output Current: 2A (40W)# Connector: 5.5mm*2.5mmCompatible Models:IdeaPad U160,IdeaPad S10e-4187,IdeaPad S10-2 20027,IdeaPad S12,IdeaPad S10 20015,IdeaPad U150,IdeaPad S12 2959,IdeaPad S10 Series,IdeaPad S10-2,IdeaPad S10e 4068,IdeaPad U165,IdeaPad S10e,