GOOLOO Portable GP4000 & GP3000 Car Jump Starters for 12 Volt Automotive Batteries,Jump Box Power Pack with USB Quick Charge & Flashlight

Powerful And Reliable Car Battery Jump Starter - With a 4000A peak current, it can start all gasoline engines and diesel engines up to 10.0L in just a few minutes. This includes cars, motorcycles, RVs, tractors, trucks, cargo vans, ATVs, snowmobiles, yachts and many more. POWERFUL BATTERY JUMP STARTER - With 3000 Amps peak cranking power, the GP3000 car starter can start almost all 12-volt dead vehicles (up to 10-liter gasoline and 8-liter diesel engines) easily and safely. The “BOOST” button is necessary when the car battery is totally dead or the battery voltage is too low to detect. The GP3000 jump starter battery pack is suitable for cars, motorcycles, SUVs, trucks cargo vans, ATVs, snowmobiles, yachts, and many more. Emergency Life Saver – The GOOLOO GP4000 portable car battery jump starter can jump start vehicles in a matter of seconds so that you aren’t stranded and unsafe for longer than needed. A full charge can boost most vehicles over 60 times! 10 SECURITY PROTECTIONS: The GP3000 smart jumper cable is constructed with all-metal heavy-duty clamps to prevent breakage caused by long-term use. And it has 10 protections(over-charge, over-current, short-circuit, reverse-polarity, low-temp, high-temp, over-voltage, over-load, spark-proof, reverse-charge), making the GP3000 car battery charger jump starter safe for anyone to use even in extreme environments from -4F to 140F. High Capacity Portable Charger - GOOLOO Car Starter GP4000 is equipped with dual USB charge ports (one compatible with fast charging). It can be taken anywhere and quickly charge numerous portable devices, such as smartphones, tablets, cameras, GPS, camcorders, Bluetooth headphones and more.