ATC LLC via Amazon offers the Annt LED Desk Eye-Caring Reading Lamp for $43.99. Coupon code "KMRKRHDC" cuts it to $26.39. Plus, Prime members receive free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $7.19.) That's $18 off list and the lowest total price we could find. It features 3-level color temperature adjustment and four lighting modes. Deal ends December 18.