The Best Deep Cycle Battery Charger of 2023

Meet the GENIUS5 - 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.

Intelligent Charging Mode: 7-stages automatic charging process [ Desulfation - SoftStart - BulkCharge - Absorbtion - TestMode - Recondition - Float] by MCU controller, the LED indicator provide visual feedback of battery capacity and diagnostic information accordingly, efficiently prolong the lifetime of the battery.

Wide Application: Charge fully drained 12V Pb/SLA/GEL/AGM/VRLA/sealed lead-acid batteries and WET/FLOODED for maintenance, including lawn mower, boat, car, electric vehicle, electric tools, ride-on toys.

Multi-Protection: Ensure ultimate safety protect against Short circuit/OVP/OCP/Overload/Polarity reversed,etc, full-loaded & burn-in test proved to be high efficiency and longevity.

Customized Design: Ultra-compact, portable and lightweight with the mounting holes, non-slipping and easy to carry; Water and dust resistant make it more safe to use in any situations.

What you Get: Come with smart battery charger with DC Adapters, with lifetime quality warranty & 30 days refund & timely after-sale service solve all your problems.

√ Wide Application - Charge fully drained 12V Pb/SLA/GEL/AGM/VRLA/sealed lead-acid batteries and WET/FLOODED for maintenance, it’s smart battery charger for boat, trolling motor, car, automotive, motorcycle, automobile, lawn mower, lawn tractor, camper, watercraft, powers-port, electric vehicle, back-up generator, etc.

√ Multi-Protection - LST trickle battery charger ensure ultimate safety protect against Reverse Polarity, Short Circuit, Over Voltage/Current, Over Charge/Discharge, Overload, Overheat; Spark proof during lead connection; Water and dust resistant battery maintainer charger, full-loaded and burn-in test proves its stable performance and high reliability.

√ 7-Stage Automatic Charging - [Desulfation - Soft Start - Bulk Charge - Absorption - Test - Recondition - Float], charge and maintain your battery wherever you go; LST motorcycle battery charger monitor the whole charging process, automatically switches to float mode after fully charging the battery by MCU controlled; LST battery trickle charger will recover batteries more effectively and extend the battery life.

√ Intuitive LED Indicator - 12V 5A deep cycle battery charger provide visual feedback of battery capacity and diagnostic information accordingly, efficiently prolong the lifetime of the battery. Input 100-240V, ultra-compact, portable and lightweight with the mounting holes, easy to carry the boat battery maintenance charger everywhere.

√ 100% Satisfactory Trickle Charger - 12 volt battery maintainer charger features with detachable alligator, ring adapters and an extra SAE extension cord; LST automotive car battery charger maintainer offer lifetime quality warranty & 12-month refund & timely 24/7 after-sale services, just get lst motorcycle charger with confidence.

Meet The RIIMONE RM101 - The All-In-One Multifunction Charging System, great battery charger, battery maintainer, trickle charger, and battery desulfator.

Enjoy Your Daily Charging - A Fully Automatic Smart Battery Charger designed in compact size and easy to use for your daily charging. Get rid of overcharge with temperature compensation function.

Save Your Batteries - Reboot your dead batteries even as low as 1 volt. Detect the acid stratification and battery sulfation automatically to restore lost battery performance for better battery life.

Smart In Maintaining Power - Not just a trickle charger, but also an advanced battery maintenance system. Worry-Free battery charger to maintain your battery in best performance. Always ready for a tough run!

Compatible with all types of vehicles - Charge and maintain boats, cars, ATVs, motorbikes, lawn mower, lawn tractors, trucks , PWCs, 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.

MCU Control: 7- stage microprocessor controlled technology automatically adjusts the charge current and maintainability. Automatic voltage detection for 12V or 24V battery; Auto-memory helps to return to the last charging mode when connected; Finger touch charging mode button. Automatic charging protects your battery from being overcharged. So you can leave the charger connected to the battery indefinitely.

High Compatibility: This car battery charger is designed for 12V and 24V Lithium, LiFePO4 and Lead-Acid batteries with capacity from 6Ah-120Ah (12V), 6Ah-60Ah (24V), including car, truck, motorcycle, lawn mower, ATV, boats, GEL, AGM, SLA, Wet, Calcium automotive or marine batteries, using high and low frequency pulse repair technology active your battery to its fullest extent and help restore drained and sulphated batteries.

7-Stage Automatic Charging Mode: This battery charger for car including 7 charging modes: Standby, 12V Lithium, 24V Lithium, 12Vcar, 24Vcar, 12V Motorcycle (LiFePO4), 24V Motorcycle (LiFePO4), Repair. (Note: No all batteries can be recovered, only can be used on motorcycle and car batteries.)

Safe Design & Protection: This 12V/24V smart battery charger’s shell is made of ABS flame-retardant which is fire-proof, anti-shock, anti-corrosion and durable; Built in Overheat, Overcharge, Short circuit, Overvoltage, Reverse polarity, Non battery link protection. Newest design-touch keys, click when touching, refuse keys are insensitive to carton.

LCD Display: This multifunction car battery charger can easily to check the charging and battery status, charge voltage, charge current, inside temperature, five-stage battery capacity display, repair mode, wrong battery connection warning, battery full, summer mode, winter mode, etc. on the LCD screen displays. Charger inside temperature will be automatically detected without setting. (Screen dimensions: 1.57*1.14 inch)

LiFePO4: ExpertPower’s newest line of batteries – The No.1 Sealed Lead Acid Battery Seller on Amazon.

Charging Specs: 14.4V | Charging Current: 20A | Cut-off Current: 1.5-2.5A | Ideal for LiFePO4 batteries 40 amp hours and above

Intelligently Programmed: Our charger is uniquely designed for 12V LiFePO4 batteries, implementing the special 2-stage constant current/constant voltage (CC/CV) charge algorithm with smart LED indicators. Additionally, the charger is designed to reset all types of BMS when active by allowing current into batteries reading from down to 0V

Efficiently Easy : The charger protects your LiFePO4 battery's delicate structure by boosting charging efficiency and maximizing lifespan through its careful utilization of the CC/CV algorithm regardless if the battery has a BMS or not

Premium Quality: The unibody aluminum alloy and cooling fan allow the charger's exterior to function as a heat sink with over-heating protection

11 YEAR USA WARRANTY: Dakota Lithium’s batteries were born in the rugged landscape of North Dakota and are backed by a “Best in Class” 11 Year Warranty.

BUILT TO LAST: Our LiFePO4 Batteries deliver 2,000+ cycles in recommended conditions. A typical Lead Acid battery only has 500 cycles. Dakota Lithium batteries last so long that the price per use is a fraction of traditional batteries.

SMART ELECTRONICS: All Dakota Lithium Batteries include Battery Management System (BMS) technology that controls cell balancing, low and high voltage cutoff, short circuiting, as well as high temperature protection for increased performance and longer life. The typical SLA has 500 cycles. Dakota Lithium batteries last so long that the price per use is a fraction of traditional batteries.

BEST USED FOR: Our 12V 54Ah LiFePO4 Batteries are a perfect upgrade for any 12V Deep Cycle battery, and a great fit for many applications such as Trolling Motors, Marine, Vanlife, RV, Solar, Off Grid, Linking and applications in Extreme Temperatures (our battery performs well down to -20’F).

WHAT YOU GET: Our premium LiFePO4 Battery & 10 Amp Charger. Our Battery delivers (200% More Power, 1/2 the Weight, Charges 5X Faster, and Lasts 4X Longer than traditional SLA batteries). Our batteries are backed with friendly U.S. Customer/Technical Support and an 11 year “Best Warranty in the industry”.

11 YEAR USA WARRANTY: Dakota Lithium’s batteries were born in the rugged landscape of North Dakota and are backed by a “Best in Class” 11 Year Warranty.

BUILT TO LAST: Our LiFePO4 Batteries deliver 2,000+ cycles in recommended conditions. A typical Lead Acid battery only has 500 cycles. Dakota Lithium batteries last so long that the price per use is a fraction of traditional batteries.

SMART ELECTRONICS: All Dakota Lithium Batteries include Battery Management System (BMS) technology that controls cell balancing, low and high voltage cutoff, short circuiting, as well as high temperature protection for increased performance and longer life. The typical SLA has 500 cycles. Dakota Lithium batteries last so long that the price per use is a fraction of traditional batteries.

BEST USED FOR: Our 12V 100Ah LiFePO4 Batteries are a perfect upgrade for any 12V Deep Cycle battery, and a great fit for many applications such as Trolling Motors, Solar Energy Storage, Marine Applications, Ice Fishing, Fish Finders, Flashers, Big Robots, Off Grid Homes, Deep Cycle Applications and applications in Extreme Temperatures (our battery performs well down to -20’F).

WHAT YOU GET: Our premium LiFePO4 Battery & 10 Amp Charger. Our Battery delivers (200% More Power, 1/2 the Weight, Charges 5X Faster, and Lasts 4X Longer than traditional SLA batteries). Our batteries are backed with friendly U.S. Customer/Technical Support and an 11 year “Best Warranty in the industry”.

12 Volt 125Ah Group 31 AGM Deep Cycle Heavy Duty Battery

Military grade custom made plates

Float service life span of 8 to 10 years

Designed for 99% recombination capabilities; no dangerous fumes or gases.