Full Love 365 via eBay offers this Lighter Spy Camcorder for $4.16 with free shipping. That's a buck below our November mention and the lowest total price we've seen. (It's also the best deal now by $5.) It features a 720x480 video resolution, built-in microphone, rechargeable lithium battery, and USB.
Note: This item ships from Hong Kong and is expected to arrive in three to eight weeks.