DieHard Battery Charger/Maintainer
*Automatic or Manual: Automatic
*Volts: 12 volt
*Amps: 3 amps
*Product Type: Battery Charger/Maintainer
*Packaging Type: Boxed
*UL Listed: Yes
*Reverse Polarity Protection: Yes
*Energy Star Compliant: Yes
*Handheld or Wheels: Handheld
*Color: Black
*Automatic Delay Shutoff: Yes
*Battery Test Function: Yes
*Number of Batteries Charged at Once: 1
*Use on cars, trucks, ATV's, boats, motorcycles and lawn mowers
* Easy to read digital display
*  Programmed to not allow overcharging
* Provides reverse hookup protection