This is $85.57 off the normal price, for a 39% discount. The link takes you to the helmet cam sold by Mountain Gear, but to get the free shipping you need to go to "More Buying Choices" on the right and select the one being sold directly by Amazon.
If you are searching for a deal on something specific, and it's not listed here, send an email to firstname.lastname@example.org. I'll post what I find. Remember, I only focus on cameras, camcorders, laptops, GPS devices, and whatever else I think is A) cool and B) a great deal.