This deal has ended.
Hammacher Schlemmer takes 50% off the price of the Desktop Cup Warmer and Cooler, lowering it from $29.95 to $14.95. This device is powered by USB and can warm your beverage to 133 degrees or cool it to 59 degrees. Its surface is big enough to accommodate most coffee mugs. Shipping adds $7.95 and there is no sales tax (except IL, NY, and OH).