For in-store pickup only, Sears offers the Battery Tender Dual Port USB Car Charger, model no. 021-0161, for $3.97. That's the lowest price we could find by $9. It features a 2.1-amp output for iPads and tablets and a 1-amp output for all cell phones.
Of note, Shop Your Way Rewards members will earn a Sears credit with this purchase and may be eligible for additional credits and discounts.