As one of its daily deals, Pennywise offers the SanDisk 16GB microSDHC Class 4 Secure Digital High-Capacity Card 3-Pack bundled with a SDHC Adapter 3-Pack for $20.99. Coupon code "dealnews1" cuts it to $19.99. With 1 cent for shipping, that's $6.66 per card/adapter pair, $0.42/GB, and tied with our expired mention from two days ago as the best per-unit price we've seen for any 16GB Class 4 microSDHC card. (It's also a current price low for this quantity by $10.) Deal ends today at 9 pm ET.