Best Offer Over Here via eBay offers this 5.5" Universal Vehicle Heads Up Display, model no. W02, for $23.68 with free shipping. That's $8 under our mention from two weeks ago and the lowest total price we've seen for such a vehicle display. (It's also a current low by $10.) It's designed to project important information, such as vehicle speed, onto the front windshield.
Note: This item ships from mainland China and may take three to eight weeks for delivery.