$22 off DieHard 71219 Battery Charger/Maintainer

Fully automated and lightweight, the DieHard Portable Battery Charger/Maintainer is a great handy tool for use during emergencies. This portable charger is perfect for use on 6 and 12 volt lead-acetate batteries. Keep your batteries fully charged and ready to go when you need them most.

• Fully automated, the DieHard Portable Battery Charger/Maintainer is ideal for use on most vehicles
• Float Mode Monitoring slow charges 6V and 12V batteries at a rate of 2 and 4 amp, and prevents them from overcharging
• Accessories include 50 amp battery clamps, 12V accessory plug and permanent ring connectors for efficient charging