6v, 2A slow charge - 12v, 2A/6A quick charge; keep this in garage to charge car battery!
Charge your 6v and 12v batteries in 6 to 8 hours with dual rate charger
Multi-stage charging provides consistent current and less heat to prevent damage to battery
Auto trickle charge mode & auto shutoff available when in 12v mode
Short-circuit protection + reverse polarity protection