BuyDig via eBay offers the Samsung 16GB Plus UHS-1 Class 10 SDHC Secure Digital High-Capacity Memory Card, model no. MB-SGAGB/AM, for $7.99 with free shipping. That's the lowest total price we could find by $9 and among the least expensive 8GB UHS-I SDHC cards we've seen. It features data transfer speeds of up to 40MB/s. Deal ends July 12 at 10:59 am ET.