Battery Tender Charge N Start 4120 - Smart 12V/4 AMP Battery Charger and 1200 AMP Jump Starter Combo | 2-in-1 Battery Maintainer for Cars, Motorcycles, ATVs (USA Engineered)

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From the brand Battery Tender Battery Chargers, Jump Starters, Solar Chargers, EV Chargers, and Battery Maintenance Accessories Charge N Start Battery Tender Junior Battery Tender Plus 1.25 AMP Visit the Store Battery Tender Plus 1.25 AMP Visit the Store Battery Tender Power Tender Visit the Store Battery Tender Power Tender WaveCharge Onboard Marine Visit the Store WaveCharge Onboard Marine PowerPlus 12V-48V Chargers Visit the Store PowerPlus 12V-48V Chargers eCharge EV Chargers Visit the Store eCharge EV Chargers Product description Compare Charge N Start Charge N Start 4120 Charge N Start 1120 Charge N Start 1100 1500 AMP Jump Starter 4 AMP Battery Charger Dual power solution: Revolutionary 2-in-1 device combines a 1200A jump starter with a 12V/4 AMP smart battery charger. Engineered in USA with 60 years of battery expertise. Powerful performance: Jump starts up to 6.0L gas & 4.0L diesel engines. Perfect for cars, SUVs, motorcycles, ATVs, boats & more. Professional-grade power when you need it most. Exclusive Auto-switch Technology: Unique feature automatically maintains both vehicle battery and internal jump starter - switches charging between both batteries to ensure they're always ready for use. Advanced safety features: Built-in spark-proof connections, reverse polarity protection, temperature compensation, and microprocessor-controlled charging for worry-free operation. Complete package includes: Charge N Start 4120 unit, heavy-duty smart clamps with copper-plated jaws, premium storage case, built-in LED emergency light, 1-year warranty.