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Get a desk lamp that has a power outlet in the base. | 44 Cheap And Easy Ways To Organize Your RV/Camper
Great little table lamp for camper, has an outlet you can plug your phone charger, Kindle, re-chargable cigarette, whatever into, organizer base for cell phone, reading glasses, pens, post it notes, etc and under $20 at Wal-Mart!
Walmart: Gooseneck Swivel Organizer Desk Lamp with Outlet, Brushed Nickel