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Amazon.com: 135w 20V 6.75A Ac Adapter Charger for Lenovo IdeaPad Y40-70 Y50-70 Y50-70AM-IFI Y50-80 Y700 Y700-15ISK Z710 ThinkPad T440P T470P T540 T540p W510 ADL135NDC3A USB Power Supply : Electronics
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