Warranty :Rest assured with 60 days Refund and 12 months Replacement,also get our friendly customer service;The return window will be closed a month after you received the the product.Contact us by follow step:Please click on seller store on right corner “ask a question” and contact seller . Specifications and Security: Output:20V/2.25A,5V/3A, 9V/3A, 15V/3A (compatible with 29W/45W) Input: 100V-240V AC 50/60Hz Max 1.5A Connector Size: USB Type-C Port ;And more USB-C laptops and smart phones that support power delivery function;100% New from Manufacturer, 100% Compatibility With the OEM Laptop AC Charger/Adapter,Built-in overload, over-voltage, and short circuit protection. Compatible Part Number: ADLX65YDC2A ADLX65YLC3A ADLX65YDC3D ADLX65YCC3D ADLX65YLC3D ADLX65YAC3A ADLX65YCC2A ADLX65YAC2A ADLX45YDC2A ADLX45UDCU2A ADLX45YCC2A ADLX45YCC3A ADLX45YCC3D ADLX45YLC3D ADLX45YDC3D GX20M33579 GX20P92530 GX20P92524 GX20U90488 4X20E75131 4X20M26252 4X20M26268 4GX20N20876 4X20E75132 4X20E75135 4X20V07881 4X20E75137 SA10M13947 00HM664 01FR025 01FR031 01FR024 01FR027 5A10K34723 AD045G4 5A10K34713 SA10M13945 00HM633 00HM642 00HM651 . Compatible with Lenovo 100e 300e 500e Chromebook c340 s330 s340 c630 Yoga, ThinkPad A275 A285 A475 A485 T470 T470s T480 T480s T570 T580 T580s T490 T590 T495 E480 E580 E485 E585 E490 E590 L480 L580 X270 X280 X380 X390 X395, Yoga 370 720 720s C630 730 730S S730 910 920 C930 (13" ONLY!) C740 C940 S940 S540 C740-14 C940-14 S940-14 730-13IKB 910-13IKB 920-13IKB C930 -13IKB S730-13IWL, ThinkPad X1 Carbon 5th 6th 7th Generation, X1 Yoga 2nd 3rd 4th Gen, X1 Tablet 2nd 3rd gen . IdeaPad 720 720s 730s 730 (13" ONLY!) ; Yoga 370 910 920 S730 C930 C940 ThinkPad L380 X380 A275 A475 E480 E580 L580 P51S T470 T470s T480 T480s T570 T580 X270 X280 X1 Carbon, X1 Yoga (2nd 3rd Gen); for Lenovo Miix 630 720 5 Pro; for Lenovo 500e Chromebook, Chromebook C330 C630 S330; for Lenovo Flex 11 Chromebook; for Lenovo ThinkPad 13 (1st 2nd Gen); for Lenovo Tablet 10, ThinkPad X1 Tablet (2nd Gen); 720-12IKB 720S-13IKB 730-13IKB 910-13IKB 920-13IKB C930-13IKB S730-13IWL .