IdeaPad Touch S210 S310 s405 S410 S410P S500 S510 S510p U330P U430 U430P U530 U530T. IdeaPad S1 S3 S5. Output: 20V, 4.5A (20V 4.5A=90W). DC Plug Size: Rectangular Plug likes USB,With Pin in DC Plug. Jack Type: 3 Socket AC Adapter.
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