Today only, until 9 pm ET, Shnoop offers the Duracell Powerhouse USB / mini-USB Device Charger 2-Pack, model no. PPS3US0001, for $27.99. Coupon code "dealnews1" cuts it to $26.99. With free shipping, that's $13.50 each, a buck under our mention from a month ago, and the lowest total price we could find for this quantity by $12. It features a 2000 mAh external battery and can power two devices at once (via USB and mini-USB) with up to 60 hours of backup power.