Deltran's advanced SuperSmart Battery Tender Battery Management System is light years ahead of any standard battery charger. It's the first fully automatic, constant current battery charger designed to charge and/ or maintain up to 5 12volt batteries simultaneously at 4 amps. All Battery Tender chargers automatically switch from full charge to float charge mode. Suitable for standard & lithium batteries. Each output independently charges at 4Amps. Includes 5 alligator clips with 7.5 foot cable. To prevent/avoid damaging your battery a microchip circuitry will not activate output voltage until the clips are properly connected to the battery. Spark proof and reverse polarity protected. Simultaneously charges and/ or maintains up to 5 batteries at one time. 3 Year Warranty included.

Features:

• 12V or 6V switchable @ 4A
• Charges Lead Acid/Gel/AGM Batteries at 6V/12V
• Charges Lithium batteries at 12V only
• Safe, No Spark Charging!
• To prevent/avoid damaging your battery a microchip circuitry will not activate output voltage until clips are correctly
  connected to battery.
• Simultaneously charges and/ or maintains up to 5 batteries.
• Maintains batteries at full charge.
• 4 amps per output charging current.
• Clamps included.
• Safety timer: 25 hrs.
• AC Power Cord Length: 6 ft. - 16 AWG
• DC Output Cord Length: 10 in. - 16 AWG
• DC Output Accessory Length: 7 ft.
• Weight: 8.5 lbs.
• Warranty: 3 Years