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Amazon.com: Pwr for Acer Chromebook Charger 15 14 13 11 Cb3 Cb5 C720 C740 R11 N7 Power Adapter: Flagship CB3-111 CB3-131 C720P C730E C731T C738T C810 C910 PA-1650-80 PA-1450-26 Long Cord UL Listed : Electronics
What is a good external battery or 'power bank' for a 19v Samsung laptop (e.g. Samsung Series 7 Ultra Notebook, model NP740U3E bought in 2013)? - Quora
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