Power supply type: Indoor. Output power: 90 W Input voltage: 100-240 V Input frequency: 50/60 Hz. Purpose: Laptop. Black. Get power when and where you need it with a spare genuine ThinkPad AC adapter. Keep one in the office, one at home, and another in your carrying case for convenient access to power wherever a wall outlet is available. The ThinkPad 90W AC Adapter for X1 Carbon offers the same specifications as the standard AC adapter that ships with the ThinkPad X1 Carbon laptop.. Features. Compatibility. ThinkPad X1 Carbon. Output power. 90 W. Input frequency. 50/60 Hz. Input voltage. 100-240 V. Power supply type. Indoor. Purpose. Laptop. Design. Product colour. Black. Weight & dimensions. Weight. 360 g. Height. 30 mm. Depth. 126 mm. Width. 50 mm. Logistics data. Harmonized System (HS) code. 85044095