The Battery Tender® 4 AMP battery charger will fully recharge and then maintain a battery at its proper storage voltage without the damaging effects caused by trickle chargers. At 4 AMPs, this battery charger offers a quick recharge on automotive, marine, and powersport batteries. An ideal charger for everyday charging use or long-term storage and maintenance, it is compatible with 6 volt and 12 volt lithium, AGM, flooded, and gel batteries.

• 12V or 6V switchable @ 4 AMP
• Selectable for AGM/Standard/GEL or Lithium (LiFePO4) *12V only for Lithium
• ISM™ (Infinite Sequential Monitoring) of the fully automatic 4-step charge process (qualification, bulk charge, absorption, float)
• Microprocessor controlled
• Spark proof even when output leads touch.
• Reverse Polarity Protection - no charge or battery damage
• State of charge LED indicators
• Includes Rings & Clips
• Shipping Weight: 3.15lbs
• Dimensions: 6.8” x 3.68” x 1.96” (charger only)
• Lead acid safety timer: 25 hrs.
• Lithium safety timer: 15 hrs.
• Agency approval: BC / FCC
• 5 year warranty

California Residents WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov