Top Safety Standard: This item has passed strict UL safety tests, meaning its components and quality meet the national gold standard for electricity product safety Fit for Lenovo IdeaPad s340 s145 3 3-14 3-15 3-16 3-17 330 320 310 330s 320s 310s, fit for Yoga 710 720 Laptop [It won't charge your device if it needs power over 65W] 12-month manufacturer warranty Max Output Power: 65W 20V 2.25A, Connector Type: Circular Connection Point What You Get -1 X AC Charger