1. Good size for travel.
2. Input: AC 100-240V 50-60Hz.
3. Output: DC 20V/3.25A.
4. Power: 65W
5. Big Square (First Generation) interfaces, suitable for Lenovo ThinkPad X1 Tablet Carbon Yoga charger, For Lenovo Chromebook N20 N20p 11e X150E, For Lenovo Edge 2 15 1580, Lenovo Ideapad Yoga S1, 2, 11, 11s, 13, 2 Pro; Flex 2, 3, 14, 15, 15D, For Lenovo Y40 Y40-70 Y40-80, For Lenovo Z40 Z50 Z70 Z40-70 Z40-75 Z50-30 Z50-70 Z70-80, For Lenovo B40 B50 B40-80 B50-30 B50-45 B50-70 B50-80, For Lenovo G40 G40-30 G40-45 G40-70 G50 G50-30 G50-45 G50-70 G50-80 G51-35 G70-35 G70-70 G70-80 G400 G400S G405 G405S G410 G500 G500S G50S G510 G700 G710 G450 G510AT S410P, For lenovo Thinkpad X230S X240 X240S X250 X260 X270 X300S X301S S230U S431 T430 T431S T440 T440P T440S T450 T450s T460 T460S T470 T470S T510I T540P T550 T560 L440 L450 L460 L470 L540 L550 L560 L570 T540P E431 E440 E450 E455 E460 E465 E531 E540 E550 E555 E560 E565 E570 E570C E575 E40-80 E41-80, For lenovo Ideapad 500 500S S210 S500 S510P U430 U530 U330P U330 Touch U430P U430 Touch Z410 Z505 Z510 Z580 Z40-70 Z40-75 Z40-Touch Z50-70 Z50-75 Z50-Touch Z41-70 Z70-80 Z70 Z710 500-141SK 500-ACZ 500-151SK 500-15ACZ Z410 Z510 Z510T Z51-70 S405 S410 S410P S500 K2450 K4450 K4350 K4350A V4400U P40 P50S P51S; For Lenovo Yoga 260, 370, 460, S1, S3, 11, 11S, 11E, 13 X1, 2Pro, 2 13; For Lenovo Xiaoxin 300 12000 V3000 V4000; For Lenovo Tianyi 310; For Lenovo Yangtian V110 V310 V720 B41 B51 M51; For Lenovo Zhaoyang series E50-70 E50-40 E50-80 E40-70 E40-30 E42-80 k22-80 k21-80 k2450 E450c E470C