As one of its daily deals, Shnoop offers the Maxell Gold Series 9V Alkaline Battery 12-Pack, model no. 721110, for $16.99. Coupon code "SDMAX9V2OFF" cuts it to $14.99. With free shipping, that's $1.25 per battery, pennies under our September mention's per-unit price (which was a 6-pack for $8), and the lowest total price we could find for this quantity by $8. Deal ends today at 9 pm ET.