?Service Guarantee? All power supplies are tested thousands of times before they are sold. We have confidence in our products, so please do not hesitate to buy. We offer 60 days worry-free and 1 year replacement warranty and 24 hours customer service. ?Tested Units, Safety? laptop charging cables are made from the highest quality materials and are UL/ CE / FCC / RoHS certified. Meets the highest industry standards. They have numerous safety mechanisms, including protection against short circuits, overvoltage, overcurrent and internal overheating. Safe use of the product is guaranteed. ?Compatible P/N? Thinkpad charger for Lenovo ThinkPad G40-45 G40-70 G40-80 G50-45 G50-70 G70-35 G70-70 G70-80 G500 G505 G510 G410; ADLX90NDC2A, ADLX90NLC3A, ADLX45NLC3A, ADLX45NCC3A, ADLX45NDC3A, ADLX65NDC3A 0A36258 0B47455 0C19868 36200249 36200288 36200253 36200292 0A36271 36200251 45N0251 45N0321 45N0322 45N0313 45N0314 PA-1650-72.?. ?Compatible model? 65W USB C ThinkPad Charger for Lenovo ThinkPad X1 ThinkPad T440, T440P, T440S, T450, T450S, T460, T460S, T470, T470S, T540P, T550, T560, T570, X240, X240S, X250, X260, X270, Z40, Z41, Z50, Z51, Z51-70, L440, L450, L460, L470, L540, L560, L570, G40, G50, G51, G70, Flex 2, 3, 14, 15, 15D. IdeaPad Yoga 2 11, 2 13, 2 Pro, 11, 11S, 13. Ideapad 300 305 500 G50 G50-30 G50-70 G50-80 Z50 Z50-70 ThinkPad Edge E431 E531 IdeaPad Yoga 11 11S 13 Series Thinkpad S3 S5. ?Specification? Laptop Charger 65W. Input: 100-240V, 50/60Hz; Output: DC 20V- 3.25A 65W(Also compatible with 45W). Connector size: Yellow USB end (please refer to the picture); The total cable length: 2.7M; 65W laptop power adapter The package includes: 1 x power adapter 65w + 1 x DC power cable + 1 x product brochures.