19V 2.37A 45W 5.5 1.7mm Laptop Adapter for ACER 13-045N2A A045R021L ADP-45HE B. Output:19V 2.37A 45W. Remark: Tip size 5.5 1.7mm, NOT 3.0 1.1mm, will not fit Acer Aspire S3, S5 Series. for Acer Aspire E5 Series: E5-422, E5-422G, E5-473, E5-473G, E5-522, E5-522G, E5-532, E5-532G, E5-532T, E5-573, E5-573G, E5-573T, E5-573TG, E5-721, E5-722, E5-722G, E5-731, E5-731G, E5-771, E5-771G, E5-471P, E5-471P-56RF.
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