Even the office jockey deserves something in their stocking this season! If your hardworking friend is lucky enough to have a corner office with big windows and a view, the incoming sunlight can power this sleek, wireless computer accessory from Logitech. No windows? No problem! The advanced design of this Mac-compatible keyboard can operate on light from overhead electrical lighting. The gadget-lover on your list will love the eco-friendly battery, which can last for months on a single charge. Available on Amazon; $38.99.