Craftsman Evolv 17088 3.6-Volt Cordless Screwdriver for $8.99.  Select free in-store pickup at Sears to save on shipping.  Otherwise, shipping is $6.95, so the total comes to $15.94 shipped.  Here is a screenshot for your reference.  This screwdriver has an LED work light, both forward and reverse switch controls, is ergonomically designed, and the battery fully charges in 3 to 5 hours.