GOOLOO 4000 Amp Jump Starter GT4000S Car Starter 100W Two-Way Fast-Charging Portable Car Battery Charger Jumper Starter for 12L Gas and 10L Diesel Engines, SuperSafe Jump Box for 12V Vehicles

Heavy Duty Battery Charger - This car battery charger is made with copper coil, metal and ABS casing, weighing 12.2 lb, making it durable and powerful. It is compatible with all types of lead-acid batteries, including AGM, GEL, Wet/Flooded, EFB, Calcium, MF, and deep-cycle batteries. Two Charging Rates- Fast charge or trickle charge modes. The automotive battery charger automatically detects 12V and 24V batteries, charges and maintains battery with its automatic charging program. Simply connect it and forget about it. Charge Dead Batteries - The repair mode can revive dead batteries (above 3v) in various vehicles such as cars, trucks, motorcycles, boats, marines, RVs, and lawn mowers... It is specifically designed to bring dead batteries back to life, getting your vehicles up and running again. Auto Off / Maintain - This charger offers two charging modes. The auto shut-off mode stops charging when the battery is fully charged, preventing overcharging. The maintain mode uses a pulse current to restore and extend the life of old, drained, stratified and sulfated batteries after they are fully charged. Winter Mode - Designed for all climates, the special winter mode provides a more complete charge to the battery in cold weather, ensuring a stronger engine start. The easy-to-read LCD digital display shows charging percentage, current, and voltage, providing precise and intuitive charging information. Stable Power Supply - This charger can also be used as a 12V DC power supply, providing stable power to maintain system voltage for various applications. It is useful for vehicle diagnostics or powering any 12V DC device, such as a tire inflator, oil changer, and more. Manual Battery Charger for Electrolysis - The 12-volt battery charger is suitable for electrolysis projects, making it ideal for restoring cast iron and rust removal. Safety Protections - The 12/24-volt battery charger has a built-in protection system, including reverse polarity, short circuit, overcharge, over-heat, over-voltage, and over-current protection. It keeps your battery always safe during charging process. 3-year warranty for added peace of mind.

HEAVY DUTY JUMP STARATER: Gooloo GT-TRUCK battery jump starter is capable of starting up to All gas or 13.0L diesel engines with 6750 Peak Amp output. Specially designed to start large truck engines that other jump starters can't do. Also works well with 12 volt earthmovers, farm tractors, and all makes and models of consumer vehicles including cars, pick-up trucks, off-road powersports, boats, airplanes, motorcycles, and so on. LARGE CAPACITY PORTABLE CHARGER: The GT-TRUCK portable car battery jump starter is equipped with 118Wh battery capacity, featuring USB Type-C charging IN, as well as dual USB Type-A ports and an included DC Output port. It can be taken anywhere and can quickly charge numerous portable devices, such as smartphones, tablets, cameras, GPS systems, and more. Buy this jump starter for the security it gives you, and use it daily for charging convenience. EMERGENCY LIFESAVER: The 6750A jump starter battery pack can jump-start vehicles in a matter of seconds. A full charge can boost most vehicles dozens of times! With ultra bright LED Flashlight, there are Solid, Strobe, and SOS Modes for additional safety, protection, and convenience. Also, the car battery charger jump starter has a work light to illuminate any workspace. RUGGED JUMP STARTER: With a built-in carrying handle and booster clamp holding posts, clamps are attached to the unit so they will never get lost. Every GT-TRUCK jumper box owns 10 types of protection for safe, easy, and risk-free Jump Starting. IN THE BOX - GOOLOO Heavy-Duty Portable Car Battery Jump Starter GT-TRUCK, Wall Charger, USB Type-A to Type-C Cable, User Manual, 18 Months Warranty and Lifetime Tech Support.

It's the all-in-one universal charging solution - battery charger, battery maintainer, trickle charger, float charger, plus battery desulfator. Designed for 6-volt and 12-volt lead-acid batteries, like WET, SLA, GEL, AGM, FLOODED, VRLA batteries, and more, plus 12volt LiFePO4 batteries. Auto repair and pulse current charging devulcanize battery to restore the battery lost performance with the GOOLOO 10-stage intelligence charging program, and can charges batteries as low as 3 volt. Intelligently adapt to different ambient temperatures to eliminate over-charging in hot climates and under-charging in cold climates. The LCD display showing charging voltage, charging mode, battery levels.etc. 'V' blinks on the screen means enter maintenance mode. Not only a battery trickle charger, also an advanced battery charger maintainer. A fully-automatic, worry-free smart battery charger for everyday and long time use with zero overcharge, for cars, automobiles, motorcycles, scooters, lawn mowers, ATVs, tractors, trucks, SUVs, RVs, boats, PWCs and more. We provide an 18-month warranty, if you have any questions, please feel free contact us, our customer service team will provide you with technical support and warranty services.

[25A Suitable For LiFePO4 Lead-Acid Battery Charger] 12V 25Amp, 24V 15Amp battery charger, 5 Level adjustable current 2A/8A/20A/25A/AUTO can meet your different needs. Additionally, Charge or repair all 12V and 24V lead-acid automotive, Lifepo4, marine, and deep-cycle batteries, including AGM, GEL, SLA, Flooded in cars, trucks, SUVs, motorcycles, lawnmowers, boats, marine, etc. [Upgrade Boost Mode] Battery charger car input power: 100-240V. When the "Booster" mode is selected, the charging current can reach the maximum value, and the charging time is 200S. After 200S, the displayscreen will show"on",then you can start the car This function is only for 12V batteries. [Fully-automatic Intelligent Charging] The charger supports charging current adjustment and has a wider charging range. You can manually select 5 modes for charging: 2a, 8a, automatic, 20a, and 25a. You can choose the current for each battery that is more suitable for it, extending the battery life and saving you money at the same time. [Activate Battery & Battery Repair] Automatic detection, activate battery, the product have a repair button that can be long-pressed to initiate a maintenance or soft start mode for the battery. Repair function can help to repair your loss battery and extend battery life. If the battery has been idle for along time, old or cannot be charged, select " REPAIR " mode to try to activate the battery. Experience the convenience and efficiency of this cutting-edge charger! (Note: It can not repair a totally dead battery or repair a battery which is damaged seriously.) [Visual Digital LCD & Portable Design] The screen may show the charging voltage and current, the type of battery being charged, the charging mode, and the percentage of power remaining. Stay informed with intuitive words and vivid icons, effortlessly tracking charging status, current, voltage, battery type, and error information.At the same time, there are clip designs on both sides of the charger, they can be folded for easy carrying storage and using, which makes your charger no longer messy.