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Amazon.com: 15V 4A DC Power Supply AC Adapter with 2.1 x 5.5mm Center Positive (+) Plug : Electronics
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Surface Laptop Charger 65W 15V 4A Surface Pro Charger Power Supply Adapter Compatible with Surface Pro 9/8/7/6/5/4/3/X Surface Laptop1/2/3/4 Surface Go1/2/3 Surface Book1/2/3 with USB Charging Port - Newegg.com
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Amazon.com: KFD 15V 4A Power Supply AC DC Adapter Charger Compatible with Neewer Photography Photo Studio Ring Light Replacement Neewer 14 inches and 18 inches Ring Light Power Cord NW-150480D2 15V 4A
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