Our Favorite Picks:
Our Favorite Battery Charger For Harley Davidson Motorcycle Reviews:
Bestseller No. 1 
Adakiit 6/12V 4A Smart Battery Charger/Maintainer Fully Automatic 8-Stages Trickle Charger for Automotive Car Motorcycle
- 【MULTI-PURPOSES BATTERY CHARGER】6V and 12V Pb/SLA/VRLA/GEL/AGM lead acid battery charger tender, operated with vulcanization function, Adakiit battery maintainer charger is a great choice for lawn mower, boat, car, motorcycle, ATV, scooter, snowmobile, trucks (small), electric vehicle, electric tools, etc.( 4-120Ah)Used as Trickle Battery Charger as well.UPGRADED WITH 50A FUSE ONTO RING CONNECTORS
- 8-STAGE SMART CHARGING - FULLY AUTOMATIC BATTERY CHARGER】8-stages automatic charging process [ Diagnosis - Desulfation - SoftStart - BulkCharge - Absorbtion - TestMode - Recondition - Float] by MCU controller,25%/50%/75%/100% to indicate quantity of electricity and monitor the whole charging progress.Stop automatically when the battery is fully charged.Perfect for year-round battery maintenance or long-term storage for improved performance and longevity.
- 【INTUITIVE LCD SCREEN &INTELLIGENT DETECTION】The battery charger maintainer provides you status of the charging directly and diagnostic information, even when in maintenance mode.LCD screen displays charging voltage/current, charging mode, battery type and percentage of power remaining. When the charger is turned on, it restores the last settings used, making your life easier. It also automatically detects sulfated batteries and attempts to repair them if possible
- 【MULTI SAFETY PROTECTIONS - BATTERY RESCUE & RECOVER】This battery charger offers multi protection against Reverse Polarity, Short Circuit, Over Voltage/Current, Over Charge/Discharge, Overload, Overheat; features Constant Pulse Current Maintenance function to avoid overcharge and discharge; Full-loaded and burn-in test prove its high reliable efficiency, stable performance
- 【QUALIRY ENSURANCE Battery Maintainer】- Updated with battery condition diagnose to detect the defective battery before charge and 72-hour safety features, just get portable 6v 12v trickle charger for car batteries with confidence; Adakiit smart battery charger offer 2-Year quality assurance & 12-Month refund & timely after-sale services.
Bestseller No. 2 
Battery Tender Plus 12V Battery Charger and Maintainer: 1.25 AMP Powersport Battery Charger and Maintainer for Motorcycles, ATVs, UTVs - Smart 12 Volt Automatic Float Charger - 021-0128
- 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
- EASY TO USE: Low maintenance design is quick and easy to use, this universal powersport vehicle charger and maintainer is 4.87 x 3.25 x 2.93 inches, 1.45 lbs (charger only)
- MONITOR POWER LEVELS: Solid state two-color LED light indicates the state of the charge and if the battery voltage drops too far under load, charging will resume full charger output power
SaleBestseller No. 3 
Battery Tender Junior 12V Charger and Maintainer: Automatic 12V Powersports Battery Charger and Maintainer for Motorcycle, ATVs, and More - Smart 12 Volt, 750mA Battery Float Chargers - 021-0123
- 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
- SIMPLE & SAFE: Low maintenance, easy-to-use, universal battery charger is just 3.3 x 1.3 x 2.4 inches, 1 lb (charger only). Spark-proof circuitry ensures no-spark connections, and automatic reversed hook-up detection verifies correct connection
- MONITOR POWER LEVELS: Two-color charge status LED light indicates the state of the charge and if the battery voltage drops too far under load, adaptive charging will resume full charger output power. Automatic charge cycle functionality switches to float mode after fully charging the battery
Bestseller No. 4 
AUTOMATIC SMART BATTERY CHARGER | Monitor/Maintain/Trickle/Float Storage | Motorcycle, Car, ATV, Marine, Power sports
- Constantly Monitor, Charge, and Maintain your Battery. Smart charger will not "overcharge" and damage battery.
- Perfect for charging all 12-volt lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell)
- LED indicates stage of charger and if the battery voltage drops too far under load, full charger output power resumes It will charge and maintain your battery so that it is ready to go when you are!
- Fully protected against Overcharge, Short Circuit and Reverse Polarity if connected wrong.
- Output Voltage: 6 & 12 Volts. Output Amperage: 750 mA Amps
Bestseller No. 5 
NDDI Car Battery Charger, 6V-12V 5A Smart Battery Trickle Charger Automotive Battery Charger Maintainer for Car Truck Motorcycle Lawn Mower Marine Lead Acid Batteries
- 【Widely Compatible】Battery charger suitable for both 6V and 12V batteries, It works with AGM, EFB, MF, FLOODED, VRLA, SLA and Wet batteries, meaning that it can be used for the batteries in Car, Truck, Motorcycle, RV, SUV, ATV, golf cart, tricycles, agricultural vehicles, bus, etc.
- 【Plug and Play】No complicated steps, just plug and charge, stay at home and charge your batteries on your own. All-in-one battery solution as car battery charger, battery maintainer, trickle charger, plus battery desulfator. The must-have tool for your garage.
- 【Enjoy Precision Charging】Portable battery charger/maintainer automatically adjusts the charge current and maintainability according to the temperature. 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.
- 【Automatic Battery Charger】Featured detachable ring or alligator connectors, charge and maintain your battery wherever you go.Monitor the whole charging process, automatically switches to float mode after fully charging the battery by MCU controlled.
- 【Multi Protection 】: Battery charger provide multi protection against reverse polarity protection, short circuit, over voltage/current, over charge/discharge, overload, overheat, spark proof during lead connection, dust resistant, float battery charger. Our full-loaded and burn-in test proves its stable performance and high reliability.
Bestseller No. 6 
5-Amp Automotive Battery Charger , FOVAL 6V and 12V Car Battery Charger, Trickle Charger, Battery Maintainer Pulse Repair Quick Charger for Cars/Trucks/SUVs/Boat/Lawn Mower/Motorcycle/RV/ATV
- 🔋【Multi Modes Battery Charger】- With 6V and 12V and 12V repair 3 charging modes battery charger, trickle charger, plus battery desulfator, deep-cycle, marine, battery maintainer. The auto battery charger is designed for 6V/12V lead-acid batteries, such as flooded (wet), dry charged, maintenance-free batteries, According to the ambient temperature, it charges the battery quickly and accurately. Charges fully then go into float mode, extend battery service life.
- 🔋【Wide Application】- Works with all types of 6 volt and 12 volt battery capacity sizes 2AH~120AH Pb/SLA/VRLA/GEL/AGM lead-acid batteries, smart car battery charger for cars, trucks, SUV, RV, ATV, lawn mower, boat, motorcycle, electric vehicle, electric tools and for maintain all battery maintainer charger.
- 🔋【 Multi Safety Protections】- 8 stage chagring protection avoid overcharge and discharge in hot climates and under-charging in cold climates. Built in circuit protection guards against reverse polarity, over-current, overload protection, over-voltage and more protection. Adopt ABS flame-retardant shell, fireproof, electric shock. Our safe and advanced charging technology automatically monitor and maintain your battery, free your worries of misoperation.
- 🔋【Ultra Compact & Practical】- Just about phone size (3.31 x 1.73 x 6.29 inches ) compact design, space-saving and easy storage, Extremely portable and lightweight at only 1lb, , long enough cable AC cable + DC cable 102inch/8.5ft, easy for your to use.
- 🔋【Robust Quality and Service】- Choose FOVAL car battery charger. We provide 24 months warranty and after-sale customer service support to make you 100% satisfied. If our product did not meet your expectation, please be free to contact us anytime.
SaleBestseller No. 7 
Suuwer 1.25-Amp Trickle Battery Charger 6V/12V Fully-Automatic Smart Battery Maintainer for Motorcycle, ATV, Boat, Lawn Mower and More
- 【1】Compatible with sealed lead acid battery, including flooded, GEL, AGM, VRLA, Deep-cycle and maintenance-free batteries.
- 【2】Adapts to all kinds of 6V & 12V battery for car, motorcycle, lawn mower, atv, lawn tractor, truck, suv, boat, classic car, emergency batteries and more. (Note: If the battery power is lower than 3.6v, it is a bad battery and cannot be charged normally)
- 【3】Complete 4-step charging program (Initialization, Bulk Charge, Absorption Mode, Float Mode) allows for optimization of battery power, without overcharging.
- 【4】The car battery can be maintained throughout the winter. Automatic charge cycle functionality switches to float mode after fully charging the battery.
- 【5】Supports fast charging of smallbatteries from 1.5Ah to 24Ah, Supports long-term maintenance of large batteries from 25Ah to 65Ah,
SaleBestseller No. 8 
Foval Automatic Trickle Battery Charger 12V 1000mA Smart Battery Charger
- (Safety with ETL Listed): Spark proof during lead connection, reverse polarity protected and includes a 8 foot output cord and 2 year warranty
- Perfect for all lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell), also Complete 4-step charging program (Initialization, Bulk Charge, Absorption Mode, Float Mode)
- Small size 3.9 x 2.4 x 1.25 in and suitable for Most Vehicles: adapts to all kinds of 12V battery for automobiles, motorcycles, ATVs, personal watercraft, RVs, boats, airplanes, golf carts, back-up generator systems lawn mower, etc, batteries using either the ring or alligator connectors, automatically switches to float, maintenance voltage after fully charging the battery
- Intuitive LED indicators provide visual state-of-charge feedback and diagnostic information, even when in maintenance mode.
- It will charge and maintain your battery so that it is ready to go when you are! It's lightweight, fully automatic and easy to use
Bestseller No. 9 
NOCO GENIUS10, 10A Smart Car Battery Charger, 6V and 12V Automotive Charger, Battery Maintainer, Trickle Charger, Float Charger and Desulfator for AGM, Motorcycle, Lithium and Deep Cycle Batteries
- Meet the GENIUS10 - Similar to our G7200, just better. It's 17% smaller and delivers over 115% more power. It's the all-in-one universal charging solution - battery charger, battery maintainer, trickle charger, float charger, plus battery desulfator.
- Do more with Genius - Designed for 6-volt and 12-volt sealed lead-acid automotive, marine, RV, powersport, and deep-cycle batteries, including flooded, gel, AGM, SLA, VRLA and maintenance-free, plus lithium-ion batteries (lifepo4).
- Enjoy precision charging - An integrated digital 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 - An advanced battery repair mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.
SaleBestseller No. 10 
Battery Tender Junior 12V Battery Charger and Maintainer: 800mA 12 Volt Battery Charger for Lead Acid and Lithium Batteries - Switchable Battery Charger for Powersports - 022-0199-DL-WH
- 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
- EASY TO USE: A low maintenance design that's quick and easy to use, our power sport 12v battery charger and maintainer is lightweight and compact allowing it to operate everywhere even in small spaces
- SAFE AND SECURE: Our 12 volt battery charger and maintainer is spark-proof during lead connection and automatically detects reverse polarity to ensure a correct, locked-in connection before providing power. 5 Year Industry Leading Warranty
Last update on 2023-03-21 / Affiliate links / Images from Amazon Product Advertising API