For in-store pickup only and with stock varying by ZIP code, Sears offers the DieHard 10-amp Manual Battery Charger, model no. 71221, for $14.97. That's $8 under our August mention and the lowest total price we've seen. (It's $34 under the best price we could find for a shipped unit.) This device charges a 12-volt vehicle battery in three to five hours.
Of note, Shop Your Way Rewards members will earn a Sears credit with this purchase and may be eligible for additional credits and discounts. Plus, Shop Your Way Max members are eligible for free shipping.