For IBM Thinkpad X120e X121e X130e 42T4439 42t5277 AC ADAPTER ChargerPOWER
Type: Laptop AC Adapter. Adapter Output: 20V 4.5A. Adapter Input: 100-240V~1.5A 50-60Hz. Laptop adapters from various other adapter manufacturers can be used as long as the specifications are similar to the existing adapter.