Schumacher SC-1200A/CA SpeedCharge 12-Amp Battery Charger for $26.70. Shipping is free on orders over $35. If needed, use this Filler Tool to pad the order for free shipping. Here is a screenshot for your reference.The Schumacher 12-Amp Battery Charger is a microprocessor-controlled battery charger that monitors battery condition and adjusts charge rate to prevent battery damage and over-charging of batteries. It also features a retractable handle for portability and storage. Most places have it for over $38.