Walmart offers the GoPro HERO NAKED 1080p HD Helmet Camcorder, model no. CHDNH-001, for $129 with free shipping. That's $41 under our mention from three weeks ago and, outside of the price below, the lowest total price we've ever seen for this camera. (It's also a current price low by $21.) Sales tax is added where applicable. This camera can be mounted on a helmet, motorcycle, car, ATV, jet ski, or almost any other vehicle. Features include 1080p video recording, 170° lens, water resistance of up to 180 feet, and more. Update: It's now out of stock.

A close price: Best Buy charges $129.99 with free shipping.