?What You Will Get?Package:1*AC adapter and 1* power cord.Warranty:24 months warranty,free exchange and fund within 30 days.If you have any questions with our products,please do not hesitate to tell us. ?Intelligent safety protection?over temperature protection,smart chip,over charge and over discharge protection,short circuit protection,over voltage protection.You can totally trust our product!. ?Compatible With Lenovo Models?E440,E450,E455,E460,E465,E470, E475, E540, E550, E550c, E555,E560,E560p, E565, E570, E570p, E575, S431, S440, S531, S540,L440, L450, L460, L470, L540, L560, L570, P40 Yoga, P50s, P51s, T431s, T440, T440p, T440s, T450, T450s, T460, T460p, T460s, T470, T470p, T470s, T540p, T550, T560, T570,T Helix (1st Gen) ,S1 Yoga 12, S3 Yoga 14, S5 Yoga 15, Yoga 14, Yoga 260, Yoga 370, Yoga 460, W540, W541, W550s,. ?Compatible with?Lenovo Lenovo Y40, Y40-70, Y40-80, Y50, Y70; Y50 Touch, Y50-70 (20349 80DT, 20378 80EJ); Y50-80 (20401 80FC, 20402 80FD); Y70, Y70-70 (20350 80DU); Y70-80 (20403 80FE); IdeaPad Y700 (80NW, 80NY) Y7000P; Z710 (20250 80AK); G700 (20251); G710 (20252); 700-15 (80RU); T440p; T460p; T540p; Yoga 720-15IKB Legion Y520-15IKBN P/N 36200605, 36200609, 45n0361, 45n0501, 4X20E50558, ADL135NDC3A, ADL135NLC3A, PA-1131-72. ?Product parameters?Input:100-240v 50-60Hz ; Output: 20V 6.75A 135W.Connector size:USB Square Yellow Tip.(Please reconfirm the connector type before purchase.).