New 170W 20V 8.5A High Power Slim?Yellow Square Interface AC Adapter for Lenovo ThinkPad W540 W550s P50 P50S P70 E440 E450 E555 S431 T440 T540p X240 X250 Yoga 15;Legion Y720 Ideapad Y720-15IKB ADL170

Replace part numbers: Lenovo ThinkPad W540 W550s ThinkPad E440 E450 E555 S431 T540p X240 X250 Yoga 15 (S5) 4X20E50574 ADL170NLC3A 36200321 45N0487 ADL170NLC2A ADL170NLC2A ADL170NLC3A 45N0370 45N0373 45N0374 45N0375 45N0487 4X20E50574 36200321 PA-1171-71 Compatibility: ThinkPad 11e Series, 11e 1st Gen (AMD Windows), 11e 1st Gen (Chromebook), 11e 1st Gen (Intel Windows), 11e 2nd Generation (Intel Windows) E Series- E440, E450, E455, E540, E550, E550c, E555 L Series- L450, Multimode- ThinkPad Helix (1st Gen) S Series- S431, S440, S531, S540 T Series- T431s, T440, T440p, T440s, T450, T450s, T540p, T550 W Series- W540, W550s X Series- 11e, X1 Carbon (3rd Gen), X240, X240s, X250 Yoga- Yoga 12 (S1), Yoga 14 (S3), Yoga 15 (S5) ????170W 20V 8.5A?Laptop adapter?170W 20V 8.5A?Slim?Laptop adapter?High Power?Yellow square interface?W540 W550s P50 P50S P70 E440 E450 E555 S431 T440 T540p X240 X250 Yoga 15;Legion Y720 Ideapad Y720-15IKB ADL170NLC2A ADL170NDC2A ADL170NLC3A