Specification:
Input voltage : The voltage (V) which is required to power the product. 100-240 V
Input frequency : The frequency (Hz) which is required to power the product. 50/60 Hz
Output power : The power that the device can produce. 65 W
Compatibility : The other products, software and hardware this product can be used with. Edge E531, Edge E431, L540, L440, S540, S440, S531, S431, T540p Dual Core, T440p Dual Core, T440s, T440, T431s, X240, X1 Carbon (2nd Gen), ThinkPad Yoga, ThinkPad Helix