1. Good size for travel.
2. Input: AC 100-240V 50-60Hz.
3. Output: DC 20V/2.25A.
4. Power: 45W
5. 4.0×1.7mm interfaces, suitable for Lenovo Ideapad 100, 100S Series (NOT 11.6 inch Models):100S 14 inch: 100S-14IBR 100-14: 100-14IBY 100-14IBD 100-15: 100-15IBD 100-15: 100-15IBY, For Lenovo Ideapad 110, 110S Series:110-14: 110-14IBR 110-14ISK 110-15: 110-15ISK 110-15IBR 110-15ACL 110-15AST 110-17: 110-17IKB 110-17ISK 110-17ACL 110S-11IBR, For Lenovo Ideapad 120, 120S Series:120S-11: 120S-11IAP 120S-14: 120S-14IAP, For Lenovo Ideapad 300, 300S, 310, 310S,320, 320S Series:310-15: 310-15ISK 310-15ABR 310-15IKB 310-15IAP (Including Touch) 320-14: 320-14IKB 320-15: 320-15ABR 320-15AST 320-15IAP 320-15IKB (Including Touch) 320-17: 320-17IKB 320S-14: 320S-14IKB 320S-15: 320S-15IKB, For Lenovo Ideapad 500, 500S, 510, 510S, 520, 520S, 710S Series:510-15: 510-15IKB, 510-15ISK 510S-14: 510S-14ISK, 520S-14IKB 520-14: 520 2-in-1 14 520-15: 520-15IKB 520S-14: 520S-14IKB 710S-13: 710S-13IKB, 710S-13ISK 320S-15: 320S-15IKB, For Lenovo Chromebook N22, N23 (NOT N23 Yoga), N42, 100S, N22-20, For Lenovo Yoga 710 Series:Yoga 710 11: 710-11ISK 710-11IKB Yoga 710 14: 710-14IKB 710-14ISK Yoga 710 15: 710-15IKB 710-15ISK, For Lenovo Flex 4 11 1130, Flex 5 1470, B50-10; Yoga 310 / 510; For Lenovo Xiaoxinchao 7000-13/7000-14/5000,Xiaoxinrui 7000,Xiaoxin Air Pro 14 / 13, Xiaoxin Air 13/12 310/510/710