Lenovo Ideapad Flex 10 10 14 15 15D 15M Model 20334 Essentials B50-30 B50-45 B50-70 Thinkpad B40 B50 B50-30 B50-45 B50-70 B50 B50-30 B50-70 B70 E50 E50-80 G40 G50 G50-30 G70 G70-70 S21e-20 Y40 Z50; G410s G500 G500s G505 G505s G510s G700 G710; ThinkPad 11e Yoga E440 E455 E531 E540 E550 E560 T440 T440p T440s T450 T460s T460p T540p T550 T560 X250 X240 W540 ADLX45NCC3A, ADLX45NDC3, ADLX45NLC3, ADLX45NLC3A, 0B66260, 0C19880 36200245 45N0289 45N0290 PA-1450-12 Adapter Charger 20V 3.25A USB Shape