With orders of $25 or more, Amazon offers the Westcott iPoint Ball Battery Pencil Sharpener in Red/Black for $4.22 with free shipping. That's tied with our mention from January and the lowest price we could find today by $6. It runs on four AA batteries, not included.

Note: This item is part of Amazon's add-on program and can only be purchased with an order of $25 or more.

Update: Shipping info has been corrected.