Best Big Mikes Electronics Car Chargers in 2026

STAY CHARGED: Battery Tender battery chargers and maintainers provide a full charge to your powersport vehicle’s battery before switching to float mode to maintain proper voltage levels for safe, long-term storage

EXTEND BATTERY LIFE: Compatible with all 12V lead-acid, flooded, AGM, and gel cell batteries. Complete 4-step charging program (Initialization, Bulk Charge, Absorption Mode, Float Mode) allows for optimization of battery power, without overcharging or battery damage

INCLUDES: 12V, 750mA battery charger and battery maintainer with 12-foot output cord, fused-ring terminal harness for hard-to-reach batteries and alligator clip accessory cables, 5-year warranty, and lifetime customer support

STAY CHARGED: Provides a full charge to your powersports vehicle’s battery before switching to float mode to maintain proper voltage levels for safe, long-term storage without overcharging

EXTEND BATTERY LIFE: Compatible with all 12V lead-acid, flooded, AGM, and gel cell batteries. Complete 4-step charging program (Initialization, Bulk Charge, Float Mode) allows for optimization of battery power, without overcharging

INCLUDES: 12V, 1.25 AMP battery charger, fused ring terminal and alligator clip accessory cables, 10-year warranty, and lifetime customer support

Easily charge your USB-connected mobile devices with your 12V battery

Leave connected to your vehicle’s battery via the Quick Disconnect Cable for charging on the go

Designed for use on most 12 volt batteries - motorcycles, golf carts, ATVs, and more

STAY CHARGED: 12V Battery Charger, 800mA Selectable Lead Acid/Lithium Battery Charger It will keep your battery fully charged so that it is ready to go when you are

LEAD-ACID AND LITHIUM: Power lead-acid (AGM, flooded, or gel) or lithium (LiFePO4) batteries with this smart charger and maintainer by switching to the desired battery type with the push of a button

SUPERSMART TECHNOLOGY: An ISM microcontroller constantly updates charge sequence to ensure the proper level is sent to your motorcycle, ATV, UTV, personal watercraft, or scooter battery at all times

Solid state two color LED indicates stage of charger; spark proof and reverse polarity protected

Two independent charging stations, each providing 12 volts/1.25 amps, with temperature compensation to ensure optimum charge voltage according to ambient temperature

Complete 3-step charging program (Initialization, Bulk Charge, Float Mode) allows for optimization of battery power, without overcharging

4 CHARGING STATIONS: Charge four 12 volt batteries at 1.25 AMPs simultaneously; automatically switches from full charge mode to float charge mode

BATTERY CHARGING: Charges and maintains batteries for motorcycles, ATVs, personal watercraft, lawn mowers, and dirt bikes

BATTERY MAINTAINING: Maintains battery charge at the ideal storage voltage for cars, SUVs, pickup trucks, and boats

All the charging characteristics of the Battery Tender Junior: fully-automated “SuperSmart” charging and maintaining, spark proof, reverse polarity protection, and short circuit protection

The interior is completely encapsulated, protected from shock, vibration, and moisture by an electrically insulating, thermally conductive, flame retardant, synthetic epoxy resin compound

This charger is no larger than a standard computer mouse yet packs 800 milliamps of pure constant current charging power and is listed in the California Appliance Efficiency Database

STAY CHARGED: The powerful 5 amp charger provides a full charge to your automotive vehicle’s battery before automatically going into float mode to maintain proper voltage levels without overcharging. 5 amps 12 volt charger/maintainer

CONNECT AND FORGET: With a low maintenance design, our universal powersport vehicle charger and maintainer is compact, lightweight, and easy to operate even in small storage space for your convenience

EXTENDED BATTERY LIFE: Compatible with lead-acid, flooded, and sealed maintenance free batteries (AGM and gel cell) and ideal for use in long term storage to provide and maintain an optimal charge. Input voltage 120VAC @ 60 Hz

STAY CHARGED: The 4 amp car battery charger automotive provides a full charge to your machine's battery before automatically switching to float mode to maintain proper voltage levels for your battery without overcharging

FULLY SELECTABLE: With the push of a button, easily switch from AGM or flooded and lithium ion (LiFePO4) batteries to provide and maintain an optimal charge level for 6 and 12 volt batteries alike

HIGH POWERED: 4 amp switchable car battery charger automotive delivers a powerful charge to keep your car, SUV, pickup truck, or boat battery at peak performance by providing reliable engine starts and extended battery life

STAY CHARGED: 3 AMP automotive battery charger provides a full charge to your car, SUV, or truck battery before switching to float mode to maintain proper voltage levels without overcharging or damaging the battery

VERSATILITY: Compatible with lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell), this charger works with 6 volt and 12 volt batteries with the push of a button

INCLUDES: 3 AMP selectable voltage (12V or 6V) battery charger, ring terminal and alligator clip cable connections, 5 year warranty, and lifetime customer service

Nylon cloth bag for battery charger and accessory storage with zippered close

Suitable for Battery Tender Junior battery chargers and accessories - 12V 750mA, 12V 800mA selectable and weather resistant, 6V 1.25 AMP. and 8V 1.25 AMP models

Protect your charger and accessories from damage, dirt, or loss

This unit replaces both the 021-0127 (BT JR 6V, 075A) and 021-0144 (BT Plus 6, 125A) in all markets

Automatically switches to float/maintenance voltage after fully charging the battery

If the battery voltage drops too far under load, full charger output power resumes

Waterproof charging for lead acid batteries

Can actually work when fully submerged

Prolongs the life of the battery for 2-4 times normal life

[CHARGE AND MAINTAIN]: 12V / 6V 1.5A Battery Charger for 6 volt and 12 volt SLA / VRLA / GEL / AGM / WET Lead Acid batteries.

[WIDELY COMPATIBLE]: Battery maintainer chargers for automotive, motorcycles, automobile, lawn tractor, riding lawn mower, ATVs, RVs, watercraft, powersport, scooter, snowmobiles, camper, trolling motor, boats, etc.

[SAFE AND SECURE]: Certified by ETL, The automatic smart trickle battery tender charger suitable for charging and maintaining Lead Acid batteries automatically, protection against short circuit, over voltage, over current, over charge, overload, overheat and reverse polarity.

Input: 120VAC, 60Hz; Output: 8 Volts DC @ 1.25A Car Battery Charger Automotive

Perfect for all lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell)

Complete 4-step charging program (Initialization, Bulk Charge, Absorption Mode, Float Mode) to fully charge and maintain your battery

👍[CHARGE AND MAINTAIN]: 12V / 6V 1.5A smart battery maintainer chargers for 6 volt and 12 volt SLA / VRLA / GEL CELL / AGM / WET Lead Acid batteries.

👍[WIDELY COMPATIBLE]: Battery tender charger for automotive, motorcycles, automobile, lawn tractor, riding lawn mower, ATVs, RVs, watercraft, powersport, scooter, snowmobiles, camper, trolling motor, marine boats, etc.

👍 [SAFE AND SECURE]: Certified by ETL, the automatic smart trickle battery charger suitable for charging and maintaining Lead Acid batteries automatically, protection against short circuit, over voltage, over current, over charge, overload, overheat and reverse polarity.

Powerful 4.5 amp Battery Tender Charger - Rapidly charges a wide range of batteries for quick readiness.

Advanced Technology - Built-in safeguards protect against overcharging, short-circuiting, and reverse polarity for safe and worry-free operation.

Intelligent Microprocessor - Monitors battery voltage and adjusts charging rate to prevent sulfation and extend battery life.

Versatile charging capability: The Andeman 6-Amp Automotive Smart Battery Charger offers a wide range of charging functions, including AGM, standard battery (GEL, SLA, VRLA), Lithium (LiFePO4), DC adapter, and battery testing. This versatility allows it to charge a variety of vehicle batteries, from cars and trucks to motorcycles, motorboats, ATVs, and more.

Intelligent charging technology: The battery charger uses the latest charging curves to ensure fast and efficient charging while also protecting against overcharging, overload, reverse polarity, and overheating. This intelligent technology ensures that your batteries are charged safely and effectively, prolonging their lifespan.

Adaptive and low-temperature charging: The Andeman charger features adaptive charging technology that regenerates sulphated and/or deep discharged SLA and EFB batteries. It also offers low-temperature charging, making it suitable for use in cold environments.

5 CHARGING STATIONS: Charge five 6 or 12 volt batteries at 4 AMPs simultaneously; automatically switches from full charge mode to float charge mode

BATTERY CHARGING: Charges and maintains batteries for cars, SUVs, pickup trucks, RVs, motorcycles, ATVs, personal watercraft, lawn mowers, and dirt bikes

INCLUDED COMPONENTS: This unit comes with 5 alligator clamps and a 6-foot AC power cord; charges batteries without the damage caused by trickle chargers

Charging Protection: Fully auto 4-stage charging process by MCU controlled, allows for optimization of battery power, without over charging. Battery charger have Overcharge Protection/ Overload Protection/ Reverse Polarity Protection/ Over Heat Protection/ Bad battery detection. With CE RoHS FCC ETL certificate.

Charging Functions: Our battery charger using the latest charging curves, perfect for charging all 6V / 12V AGM batteries (SLA, VRLA, GEL, AGM, Lead-acid battery pack), & 4S Lithium/ 14.4V LiFePO4 batteries. Min.starting voltage: 3.0V. Charging current: 1.5A (charging current will be automatically adapted for an optimal charging result).

Widely Used: Input: 100-240V AC, 50-60Hz, 1.0A. Battery capacities: charging (5-40Ah), maintenance(5-60Ah). 6V/12V output by switch on, maintaining the deep cycle battery. Suitable for car, truck, motorcycle, SUV, UTV, ATV, RV, motorboat, jet ski, dirt bike, golf cart, snowmobile and so on.

Versatile Battery Charger: Equipped with the latest charging curves for a broad spectrum of battery types, including 13.8V 6A Lead Acid batteries, 14.4V 4.5A LiFePO4 batteries, 14.9V 6A AGM batteries, and it also serves as a 12V 6A DC adapter. Perfect solution for your diverse charging needs.

Broad Compatibility: The auto-switching 100-240V AC input allows for a wide range of applications, perfect for charging batteries in cars, trucks, motorcycles, SUVs, UTVs, ATVs, RVs, motorboats, jet skis, dirt bikes, golf carts, and snowmobiles. It also comes with a built-in battery tester, making it the only charging device you'll need.

Advanced Safety Measures: The charger is designed with high safety standards, offering Overcharge Protection, Overload Protection, Reverse Polarity Protection, Over Heat Protection, and Bad Battery Detection. Certified with CE RoHS FCC ETL and IP65 waterproof, ensuring reliable and safe charging.

Professional Grade Power: An innovative, versatile and highly efficient 25A battery charger and power supply for when you want more power and faster charging.

Dedicated Lithium Mode: Unique and patented system to recover, charge, and maintain LiFePO4 batteries to maximize performance and extend life. Dedicated charging for Lithium (12V LiFePO4) batteries.

12V Supply Mode and Lead-Acid Reconditioning Mode: 12V Supply mode supports the battery during diagnostic or fault-finding work to maintain important electronic settings. Dedicated lead-acid reconditioning program to restore battery life and recondition dead batteries.