The fully automatic Battery Tender® 4 AMP is a top-of-the-line 12 V or 6 V switchable battery charger, 12 V Lithium (Li Fe PO4) perfect for automotive, motorcycle, & marine applications. With 3x the power of the Battery Tender® Junior, this charger is versatile & powerful. Equipped with a simplified 4-step automatic charge process, all Battery Tender® battery chargers automatically switch from full charge to float charge mode. Reverse hook-up protection makes connecting your charger safe & easy to do. LED light indicators make selecting your charge mode simple. Features 12 V or 6 V switchable / 4 AMPs Comes with EU-plug Selectable for AGM/ Standard/GEL or Lithium (Li Fe PO4) (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 Weight: 3.15 lbs Dimensions: 6.8” x 3.68” x 1.96” (charger only) Lead acid safety timer: 25 hrs. Lithium safety timer: 15 hrs.