Input: 100-240V 50-60Hz; Laptop Charger Maximum Output: 20V 6.75A 135W (also compatible with 20V 4.5A 90W). Please note! Not compatible with 170W, 230W!! Connector Size: square yellow Tip.Widely compatible With Lenovo 135w charger 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, X1 Carbon (3rd Gen), X1 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.Compatible Model P/N: ADL135NLC3A,ADL135NDC3A,ADL135NCC3A , ADL135SDC3A, SA10E75864, 00HM686,36200605, 36200609, 45n0361, 45n0501, 4X20E50558, 4x20q88539, pa-1131-26.Multi-protection:built-in current protection, voltage protection, short-circuit protection, thermal protection, overload protection, safe and reliable, to ens