: Input:100-240V 2.5A 50-60Hz Output:20V 8.5A 170W Connecter size: USB Rectangular shape(pin) Compatible with 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 P Series- P50 P51 P70 X Series- 11e, X1 Carbon (3rd Gen), X240, X240s, X250 W Series- W540, W550s Yoga- Yoga 12 (S1), Yoga 14 (S3), Yoga 15 (S5) IdeaPad Y40-70 Y50-70 Y50-70AM-IFI Y70-70 Y700 Z710 Fit P/N: ADL170NLC2A ADL170NLC3A 45N0370 45N0372 45N0373 45N0374 45N0375 45N0487 45N0514 4X20E50574 36200321 ADL170NDC3A PA-1171-71 ADL170NCC3A See moreWarranty: 12 Months warranty, 30 days money return guarantee,24 x 7 email support..(Please check your laptop model and buy it with confidence!). 100% New from Manufacturer,factory direct supply and best price, New Brand product, works as zhiywoll parts. Input:100-240V 50-60Hz.Output: 20V 8.5A 170W Outlet: 3-prong Connecter size: USB Rectangular shape(pin). Connector: USB Rectangular shape(pin) ?Please confirm the specifications and plug size before purchg!!(?power might not enough for P71when normal operation). Fit for Lenovo : ThinkPad P1 P50 P51 P52 P53 P70 P71 P73 W540 W541 T540P P15 P17 T15g X1 Gen 1 2 3 4 ADL170NLC2A ADL170NDC2A ADL170NDC3A ADL170NLC3A.