Hero image 0 of Car Battery Charger, 12V/30A 24V/15A Smart Automatic Battery Charger Maintainer Trickle Charger for Car Truck Motorcycle Lawn Mower Boat Marine RV SUV, 0 of 16
Car Battery Charger, 12V/30A 24V/15A Smart Automatic Battery Charger Maintainer Trickle Charger for Car Truck Motorcycle Lawn Mower Boat Marine RV SUV
Key item features
- Rapid Charging: Features a 400W power output for significantly faster charging, reducing waiting times for various batteries.
- Enhanced Safety: Incorporates short-circuit protection, automatically stopping charging upon detecting abnormalities for safer operation.
- Battery Preservation: Utilizes a five-stage pulse repair charging process to continuously restore and protect the battery during charging.
- Versatile Compatibility: Supports dual battery modes, capable of charging both lithium batteries (via the left wire) and ordinary batteries (via the right wire).
- Intelligent Adaptability: Automatically recognizes winter patterns, adjusting charging for optimal performance even in cold environments.
- Durable Construction: Built with a robust metal housing and pure copper wire high-frequency transformer for increased durability and extended service life.
- Automated Functions: Includes auto-stop charging when the battery is full and automatic voltage recognition for 12V or 24V batteries, ensuring precise and effective charging.
- Efficient Cooling: Equipped with dual fans and a thermostatic cooling function for effective heat dissipation, prolonging the charger's lifespan.
Generated by AI
Specs
- Volts12 V
- Amps30 Amps
- Automotive battery charger typeSmart Automatic
- FeaturesAutomatic
- BrandMkyiongou
- DisplayLED
Current price is USD$49.22
Price when purchased online
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Sold and shipped by YUNDYY
3.8940397350993377 stars out of 5, based on 151 seller reviews(3.9)151 seller reviews
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About this item
Product details
Car Battery Charger, 12V/30A 24V/15A Smart Automatic Battery Charger Maintainer Trickle Charger for Car Truck Motorcycle Lawn Mower Boat Marine RV SUV
Specification
Housing Material: Metal
Voltage Range: 110V-250V
Product Size: 18*14.5*7cm/7*5.7*2.8inch
Rated Power: 400W
Working Temperature: -30 ℃ - + 50 ℃
Working Mode: Precharge-constant, Current-constant, Voltage-trickle
The Actual Output Current (12V Battery): About 30A
The Actual Output Current (24V Battery): About 15A
How to Use
1. Examine and make sure the rated voltage of the battery is conforming to the output voltage of the charger.
2. Connect correctly the charger and the battery.
3. Examine and make sure the main supply voltage is conforming to the input voltage of the charger.
4. Connect the main supply and the battery, and see if the indicator is on and the cooling fan is working when charging.
5. If the charger refuses to work, turn off the main supply immediately and check all the connecting cables between the main supply, the battery, and the charger.
6. If you have any problems, please feel free to contact us, and we will reply and solve the problem for you as soon as possible.
Package Included
1 x Car Battery Charger
1 x Power Cable
2 x Battery Clamps
1 x Red Clamp Wire (Anode)
1 x Black Clamp Wire (Negative)
1 x English Manual
Notes
1. Please read the manual completely before installation and use. And pay particular attention to the safety instructions included.
2. Strictly speaking, the charger can charge a 12.6V lithium battery no matter how the battery is combined to achieve a full voltage of 12.6V. However, the charger is not available for the lithium iron phosphate battery, the lithium iron battery, and the battery with an actual full charge voltage of 14.3V.
3. Dangerous high voltage is contained inside the charger, so please contact your local dealer or the manufacturer in case of equipment failure.
4. Do not use under humidity or high temperature, or where there are flammables or explosives.
5. Do not block the cooling hole, or use the charger while the cooling fan is stopped.
6. Do prevent rain or water entry into the machine to avoid damage.
7. Non-professional technicians are strictly prohibited to open the machine or change its purpose. Otherwise, severe injury may be caused.
8. Please allow the slight color difference caused by the shooting light and 1-3 cm error due to manual measurement, and make sure you do not mind before ordering.
- Faster Charging: This charger has a faster-charging speed because of the 400W power, which can reduce your waiting time.
- Safe to Use: The high-quality charger provides short-circuit protection. It can stop charging immediately if there is an abnormality, such as a short circuit in the charging, which is safer to use.
- Protecting the Battery: The five-stage pulse repair charging will hold continuous restoration during the charging so that the battery is not damaged.
- Battery Dual Mode: It can adapt to two kinds of batteries. The left wire can charge lithium batteries, and the right can charge ordinary batteries.
- Automatic Recognition of Winter Patterns: Even in cold places, you don't have to worry about battery charging because it automatically recognizes winter mode, so it is also suitable for cold areas.
- Great Durability: The charger with the metal housing is more durable and has a long service life.
- Auto-stop Charging: When the battery is fully charged, it will automatically stop charging to prevent damage to the battery.
- Automatic Voltage Recognition: It will automatically identify the 12V or 24V battery to adjust the current according to the different voltages of the battery to achieve accurate and effective charging.
- High Efficiency: The charger with the pure copper wire high-frequency transformer is more efficient and durable than one with the old-style coil.
- Good Heat Dissipation: The charger with dual fans and a thermostatic cooling function has a good heat dissipation effect, extending the life of the charger.
- Meeting Your Various Needs: The charger with various working modes, such as pre-charge, constant current, constant voltage, and trickle current is fully functional and can meet your various needs.
- Application: It is suitable for charging the batteries of various cars, motorcycles, vans, and trucks. The charger can charge the 12V lithium battery and the 12V or 24V ordinary battery.
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.
Specifications
Compatible cars
Car|Truck|Motorcycle|Lawn Mower|Boat|Marine|RV|SUV
Volts
12 V
Amps
30 Amps
Automotive battery charger type
Smart Automatic
Warranty
Warranty information
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Customer ratings & reviews
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Showing 1-2 of 2 reviews
Mar 27, 2026
candyapple
5 out of 5 stars review
Verified Purchase
battery charger
Item worked great. Easy to use and light weight. Im pleased with my purchase.
Helpful?4AVW0BJA5UNM2349509478
Sep 21, 2025
Rick
1 out of 5 stars review
Verified Purchase
Don't do it!
This product did not work, as a matter of fact, this charger destroyed my battery. It drained every ounce of power and left me with a battery that will not charge/hold a charge.
Helpful?4AVW0BJA5UNM2349509478
