Schumacher SL471 - Lithium Ion Car Battery Booster 600A 12V - Engine up to 4.0L Gasoline / 2.0L Diesel - Flashlight - Power Bank for USB Charging - Powerful and Ultra-Compact

4-Cell Technology: The lithium booster SL471 features Schumacher's patented 4-cell technology for increased instant power up to 600A. This powerful model with Power Bank capability is portable and delivers 600A peak power and 300A continuous. LED Indicators: They indicate the booster/power bank's battery level. This lightweight model is ideal for engines up to 4.0L gasoline and 2.0L diesel, with any type of 12V battery. It can perform up to 15 starts per charge. Optimal Functions: The Pre-Boost technology safely adds a pre-charge to deeply discharged batteries. The Pre-Heat technology warms up batteries in extremely cold environments for optimal starting. Protections: The booster features protections against polarity reversal, short circuits, overheating, overloading, overvoltage, and sparks. It operates in extreme temperatures (-20°C to +43°C). Fast Charging: Benefit from the fast 2.4A charging via the USB port for your smartphones, tablets, cameras, and other electronic devices. 2 times more powerful than a standard USB charger. Powerful flashlight with 3 modes (continuous, flash, SOS).