The Best Battery Chargers of 2023

Meet the GENIUS1 - Similar to our G750, just better. It's 35% smaller and delivers 35% more power. It's the all-in-one solution - battery charger, battery maintainer, trickle charger, plus battery desulfator.

Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.

Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.

Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.

Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.

Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.

Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

GENIUS10 - Similar to our G7200, just better. It's 17% smaller and delivers 115% more power. It's the all in one solution battery charger, battery maintainer, trickle charger, plus battery desulfator.

Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.

Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.

Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.

Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.

Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.

Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

Meet the GENIUS5 - Similar to our G3500, just better. It's 34% smaller and delivers 65% more power. It's the all-in-one solution - battery charger, battery maintainer, trickle charger, plus battery desulfator.

Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.

Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.

Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.

Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.

Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.

Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

Meet the GENIUS2 - Similar to our G1100, just better. It's 30% smaller and delivers 140% more power. It's the all-in-one solution - battery charger, battery maintainer, trickle charger, plus battery desulfator.

Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.

Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.

Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.

Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.

Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.

Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

RELIABLE POWER: Delivers 15 Amp rapid charge and 3 Amp maintain to automotive and marine batteries; compatible with standard, AGM, gel, and deep-cycle batteries

SMART CHARGING: Microprocessor-controlled automatic amperage rate adjustment and multi-stage charging for added precision, safety, and battery life

DIGITAL DISPLAY: LED display, indicator lights, and simple button controls for ease of use

VOLTAGE DETECTION: Automatically detects 6V or 12V batteries

SAFE & RELIABLE: Reverse hook-up protection prevents the charger from operating if the clamps are reversed

VERSATILE COMPATIBILITY: Charges compatible battery types, including standard, AGM, gel, and deep-cycle batteries

MULTIPLE MODES: Features 30 Amp quick boost and 100 Amp jumpstart, powerful enough to start SUVs, trucks, and large batteries

FULLY AUTOMATIC: Microprocessor-controlled system automatically adjusts amperage; includes LED indicator lights

EASE OF USE: Battery and alternator tester provides charge level and helps diagnose electrical problems automatically; multi-stage charging and auto-voltage detection. Battery Type: Standard, AGM, Gel, Deep-Cycle

SAFE & RELIABLE: Reverse hook-up protection ensures charger will not operate if clamps are reversed

【Versatility & Efficient】 2A/8A/15A/Auto charging rate, fully automatic high frequency charging for all types of 12V lead acid batteries, including GEL, AGM and STD. Automatically selects charge rate for charging and maintaining (Do not charge a frozen or battery that has gone below 3V).

【Complete 7-step Charging Program】Desulphation, Soft Start, Bulk Charge, Absorption, Battery Test, Recondition and Floating, allow for optimization of battery power, without overcharging or damaging.

【Multi-Protection】 Microprocessor-controlled, with multi-stage charging for added precision, safety and battery life. Including Over Voltage, Over Heat, Overtime Charging, Short Circuit and Reverse Polarity.

【LCD Screen Display】The battery charger equipped with advanced LCD Display. LCD screen displays charging status, charging current, voltage, battery type and error information with easy to understand icons.

【Advanced Winter Charging Mode】Specialized design for charging battery in winter weather conditions to sustain a longer life of battery and to ensure perfect charging.

Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawnmowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.

Intuitive LED Screen - And LCD screen displays charging modes, failure display, voltage or failure code display, battery capacity or charging display, battery type clearly.

Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.

Works with all types of 6V and 12V lead-acid batteries - such as AGM, GEL, SLA, Flooded(WET), CA, EFB, and LIB. Kinverch battery maintainer charger is a great choice for cars, trucks (small), motorbike, lawn mowers, tricycles, electric vehicles, agricultural vehicles, off-road vehicles, pickup trucks, boats, yachts, motorboat.

All in Your Hand- All of these you will get in one product: fully automatic smart charger, battery maintainer, trickle charger, battery desulfator(repairer). The auto battery charger is designed for 6v/12v lead-acid batteries, such as flooded (wet), dry charged, maintenance-free batteries(AGM, GEL, MF, etc). According to the ambient temperature, it charges the battery quickly and accurately. Charges fully then go into float mode, extend battery service life.

Save Your Car Battery- It not only automatically detect volt level and battery healthy, charges and maintains your all types of vehicles(Car Motorcycle Boat Marine Truck SUV Pickup RV lawnmower ATV and more), but is also able to repair your near-dead battery(force mode), which can remove battery sulfurization with powerful pulse repair technology, and restore lost battery performance and returning to life.

Designed with Safety in Mind- Battery charger automotive adopt ABS fireproof shell, 16 layer fin-type heat dissipation aluminum sheet and cooling fan. Over 10 types of protection, free your worries of misoperation and sparks, such as spark-Proof, reverse polarity, anti-Interference, fireproof, electric shock, over current, short circuit, overheat, high voltage, full of self-stop protection, and other protections.

Friendly Design- It's a handy and lightweight battery trickle charger, easy to transport and store. With two external mounting holes, can be easily installed where you want. Product status is intuitively shown on the smart screen, easy to understand, and has a memory function, which returns to the last selected charging mode and charges directly.

100% Satisfaction Guarantee- Portable car battery charger is hyper-safe and efficient. GOOAUTI's top priority is customer satisfaction, we have a strong after-sales team, if our product does not meet your expectation, please contact us anytime with any questions, a two-years hassle-free warranty, and lifetime technical support.

Charges standard, AGM and Gel and deep-cycle batteries

50A boost mode quickly brings deeply discharged battery back to life

6V/12V 250A Voltage

Digital display, LED indicators and push-button controls

Microprocessor controlled to automatically adjusts amperage rate, to charge and maintain

12-foot reach, 6-gauge output cables

Heavy-duty 300A color-coded clamps