DieHard 71221 10 AMP Manual Battery Charger for $24.99. Order online for in-store pickup at Sears to lock in the price and save on shipping. Otherwise, shipping is $11.79 for a total of $36.78 shipped. Here is a screenshot for your reference. This battery charger features rust-proof, shock-resistant polypropylene case, solid-state circuitry with silicon diodes, spark-proof protection in automatic mode, and copper wound transformers. Most places have it for about $44.