Think of amps as the amount of juice that can be put back into the battery at any given time; for example, a 10-amp charger puts twice as much charge into the battery as a 5-amp one. A quick ...

but has a three amp maintaining cycle that is suitable for most modern batteries. It's still a compact battery charger, measuring ‎10.3 x 8 x 3.7 inches, and weighing three pounds. Its best ...