Schumacher SE-5212A 2/10/50 Amp Automatic Handheld Battery Charger
This automatic handheld battery charger is completely automatic and offers 50-, 10-, and 2-amp charging modes. The LED indicators make it easy to check charging status at a glance. Its 50-amp mode helps engines with emergency starting, while the 10-amp fast-charging mode can recharge a battery in 3 to 5 hours. The 2-amp trickle charge mode charges a small 12-volt battery in 2 to 12 hours.