Amazon offers its Prime members the Michelin Digital Programmable Tire Gauge, model no. MN-12279, for $10.27 with free shipping. (Non-members can get free shipping with orders of $25 or more; otherwise, shipping adds $5.58.) that's $3 under our July mention and the lowest total price we've seen. (It's a current price low for this model by $19.) It features a white LED flashlight, storage pouch, programmable front and rear desired tire pressure, and more.

Amazon Prime membership is $79 per year; however, Prime is free for college students for six months, and free for parents and caregivers for three months.